Cita APA

Shafer, R. J. 1. (1969). A guide to historical method. Homewood, Illinois: The Dorsey Press.

Citación estilo Chicago

Shafer, Robert Jones 1915-. A Guide to Historical Method. Homewood, Illinois: The Dorsey Press, 1969.

Cita MLA

Shafer, Robert Jones 1915-. A Guide to Historical Method. Homewood, Illinois: The Dorsey Press, 1969.