APA (7th ed.) Citation

LaMotte, R. S., & Knowlton, F. H. (1944). Supplement to catalogue of Mesozoic and Cenozoic plants of North America, 1919-37. U. S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

LaMotte, Robert Smith, and Frank Hall Knowlton. Supplement to Catalogue of Mesozoic and Cenozoic Plants of North America, 1919-37. Washington, DC: U. S. Govt. Print. Off., 1944.

MLA (8th ed.) Citation

LaMotte, Robert Smith, and Frank Hall Knowlton. Supplement to Catalogue of Mesozoic and Cenozoic Plants of North America, 1919-37. U. S. Govt. Print. Off., 1944.