Mount Saint Helens Climbing Safety Guidelines and map, ca. 1955

Chicago citation style
Mount Saint Helens Climbing Safety Guidelines and map, ca. 1955. ca. 1955. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pioneerlife/id/14843. (Accessed April 25, 2018.)
APA citation style
(ca. 1955) Mount Saint Helens Climbing Safety Guidelines and map, ca. 1955. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pioneerlife/id/14843
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/pioneerlife/id/14843>.
Note: These citations are programmatically generated and may be incomplete.