Cita APA (7a ed.)

HOPKINS, J. A. Farm Records And Accounting John A. Hopkins And Earl O. Heady. Iowa State University Press.

Cita Chicago Style (17a ed.)

HOPKINS, John A. Farm Records And Accounting John A. Hopkins And Earl O. Heady. Iowa State University Press.

Cita MLA (8a ed.)

HOPKINS, John A. Farm Records And Accounting John A. Hopkins And Earl O. Heady. Iowa State University Press.