APA (7e ed.) Bronvermelding

Pugh, G. T. (1955). Guide to research writing. Houghton Mifflin Company.

Chicago (17e ed.) Bronvermelding

Pugh, Griffith Thompson. Guide to Research Writing. Boston: Houghton Mifflin Company, 1955.

MLA (9e ed.) Bronvermelding

Pugh, Griffith Thompson. Guide to Research Writing. Houghton Mifflin Company, 1955.