MLA

Mackenzie, John Lachlan. Principles & Pitfalls of English Grammar. 2e herziene druk Bussum: Coutinho, 2007.

APA

Mackenzie, J. Lachlan. (2007). Principles & pitfalls of English grammar. 2e herziene druk Bussum: Coutinho.

Chicago

Mackenzie, John Lachlan, Principles & Pitfalls of English Grammar. 2e herziene druk Bussum: Coutinho, 2007.