APA (7th ed.) Citation

Skipper, M. (2002). Advanced grammar & vocabulary: Student's book. Express Publishing.

Chicago Style (17th ed.) Citation

Skipper, Mark. Advanced Grammar & Vocabulary: Student's Book. Berkshire: Express Publishing, 2002.

MLA (9th ed.) Citation

Skipper, Mark. Advanced Grammar & Vocabulary: Student's Book. Express Publishing, 2002.

Warning: These citations may not always be 100% accurate.