APA (7e ed.) Bronvermelding

WREN P C & MARTIN H. (2022). HIGH SCHOOL ENGLISH GRAMMAR & COMPOSITION REGULAR EDITION (2022.). BLACKIE BOOKS.

Chicago (17e ed.) Bronvermelding

WREN P C & MARTIN H. HIGH SCHOOL ENGLISH GRAMMAR & COMPOSITION REGULAR EDITION. 2022. NEW DELHI: BLACKIE BOOKS, 2022.

MLA (9e ed.) Bronvermelding

WREN P C & MARTIN H. HIGH SCHOOL ENGLISH GRAMMAR & COMPOSITION REGULAR EDITION. 2022. BLACKIE BOOKS, 2022.