Citazione Stile APA (7a Edizione)

Purdue University. Agricultural Experiment Station. (1957). Research bulletin. [Agricultural Experiment Station, Purdue University].

Citazione stile Chigago Style (17a edizione)

Purdue University. Agricultural Experiment Station. Research Bulletin. West Lafayette, Ind.: [Agricultural Experiment Station, Purdue University], 1957.

Citatione MLA (8a ed.)

Purdue University. Agricultural Experiment Station. Research Bulletin. [Agricultural Experiment Station, Purdue University], 1957.