APA (7th ed.) Citation

Pennsylvania State College. Agricultural Extension Service. (1941). Circular. Pennsylvania State College, Agricultural Extension Service.

Chicago Style (17th ed.) Citation

Pennsylvania State College. Agricultural Extension Service. Circular. State College, Pa.: Pennsylvania State College, Agricultural Extension Service, 1941.

MLA (9th ed.) Citation

Pennsylvania State College. Agricultural Extension Service. Circular. Pennsylvania State College, Agricultural Extension Service, 1941.

Warning: These citations may not always be 100% accurate.