APA (7e ed.) Bronvermelding

Wren, P. (1971). High school English grammer and composition (82nd edn.). K & J Cooper publication.

Chicago (17e ed.) Bronvermelding

Wren, P.C. High School English Grammer and Composition. 82nd edn. Mumbai: K & J Cooper publication, 1971.

MLA (9e ed.) Bronvermelding

Wren, P.C. High School English Grammer and Composition. 82nd edn. K & J Cooper publication, 1971.