APA aipamena

Gee, R., & Watson, C. (1990). English grammar. Usborne Pub.

Chicago Style aipamena

Gee, Robyn, and Carol Watson. English Grammar. London: Usborne Pub, 1990.

MLA aipamena

Gee, Robyn, and Carol Watson. English Grammar. Usborne Pub, 1990.