Style de citation APA (7e éd.)

Johnson, P. O. (1934). Aspects of Land Grant College Education: With Special Reference to the University of Minnesota. University of Minnesota Press.

Style de citation Chicago (17e éd.)

Johnson, Palmer O. Aspects of Land Grant College Education: With Special Reference to the University of Minnesota. Minneapolis: University of Minnesota Press, 1934.

Style de citation MLA (8e éd.)

Johnson, Palmer O. Aspects of Land Grant College Education: With Special Reference to the University of Minnesota. University of Minnesota Press, 1934.