Commercial feed, fertilizer and liming materials / Commonwealth of Pennsylvania, Department of Agriculture, Bureau of Foods and Chemistry.

Chicago citation style
Pennsylvania. Department of Agriculture. Commercial feed, fertilizer and liming materials / Commonwealth of Pennsylvania, Department of Agriculture, Bureau of Foods and Chemistry.. Retrieved from the Digital Public Library of America, https://archive.org/details/commercialfeedfe00penn_5. (Accessed December 11, 2018.)
APA citation style
Pennsylvania. Department of Agriculture, Commercial feed, fertilizer and liming materials / Commonwealth of Pennsylvania, Department of Agriculture, Bureau of Foods and Chemistry.. Retrieved from the Digital Public Library of America, https://archive.org/details/commercialfeedfe00penn_5
MLA citation style
Pennsylvania. Department of Agriculture. Retrieved from the Digital Public Library of America <https://archive.org/details/commercialfeedfe00penn_5>.
Note: These citations are programmatically generated and may be incomplete.