Plant Variety Protection Expired Certificate Number 7800014 Winter Supreme Lettuce

Chicago citation style
Department of Agriculture. Agricultural Marketing Service. 4/2/1972. Plant Variety Protection Expired Certificate Number 7800014 Winter Supreme Lettuce. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/17393482. (Accessed September 22, 2018.)
APA citation style
Department of Agriculture. Agricultural Marketing Service. 4/2/1972, Plant Variety Protection Expired Certificate Number 7800014 Winter Supreme Lettuce. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/17393482
MLA citation style
Department of Agriculture. Agricultural Marketing Service. 4/2/1972. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/17393482>.
Note: These citations are programmatically generated and may be incomplete.