Coal Resources of the World. United States. Map No. 28. Coal Fields of the United States by Marius R. CampbellThe Coal Resources Of The World. Atlas. Edited By William McInnes, B.S., F.R.S.C.; D.B. Dowling, B.A.Sc., F.R.S.C., And W.W. Leach, B.A.Sc.; Of The Geological Survey Of Canada. Morang & Co., Limited, Publishers: Toronto, Canada. (seal) Geologorum Conventus Mente Et Malleo. XII 1913 Canada. (on verso) Copyright, 1913, By Morang & Co., Limited, Toronto, Canada. Murray Printing Co. Limited, Toronto, CanadaUnited States. Coal Resources of the World

Chicago citation style
Campbell, Marius R, Murray Printing Co. Limited, McInnes, William, Dowling, D.B, Leach, W.W. Coal Resources of the World. United States. Map No. 28. Coal Fields of the United States by Marius R. Campbell,The Coal Resources Of The World. Atlas. Edited By William McInnes, B.S., F.R.S.C.; D.B. Dowling, B.A.Sc., F.R.S.C., And W.W. Leach, B.A.Sc.; Of The Geological Survey Of Canada. Morang & Co., Limited, Publishers: Toronto, Canada. (seal) Geologorum Conventus Mente Et Malleo. XII 1913 Canada. (on verso) Copyright, 1913, By Morang & Co., Limited, Toronto, Canada. Murray Printing Co. Limited, Toronto, Canada,United States. Coal Resources of the World. 1913. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~205146~3002311. (Accessed December 10, 2018.)
APA citation style
Campbell, Marius R, Murray Printing Co. Limited, McInnes, William, Dowling, D.B, Leach, W.W, (1913) Coal Resources of the World. United States. Map No. 28. Coal Fields of the United States by Marius R. Campbell,The Coal Resources Of The World. Atlas. Edited By William McInnes, B.S., F.R.S.C.; D.B. Dowling, B.A.Sc., F.R.S.C., And W.W. Leach, B.A.Sc.; Of The Geological Survey Of Canada. Morang & Co., Limited, Publishers: Toronto, Canada. (seal) Geologorum Conventus Mente Et Malleo. XII 1913 Canada. (on verso) Copyright, 1913, By Morang & Co., Limited, Toronto, Canada. Murray Printing Co. Limited, Toronto, Canada,United States. Coal Resources of the World. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~205146~3002311
MLA citation style
Campbell, Marius R, Murray Printing Co. Limited, McInnes, William, Dowling, D.B, Leach, W.W. Retrieved from the Digital Public Library of America <https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~205146~3002311>.
Note: These citations are programmatically generated and may be incomplete.