APA (7th ed.) Citation

Hashemi, L., & Thomas Krumins, B. (2006). Cambridge grammar for PET with answers: Self-study grammar reference and practice. Cambidge University Press.

Chicago Style (17th ed.) Citation

Hashemi, Louise, and Barbara Thomas Krumins. Cambridge Grammar for PET with Answers: Self-study Grammar Reference and Practice. Cambridge, UK: Cambidge University Press, 2006.

MLA (9th ed.) Citation

Hashemi, Louise, and Barbara Thomas Krumins. Cambridge Grammar for PET with Answers: Self-study Grammar Reference and Practice. Cambidge University Press, 2006.