APA引文

Shirreffs B. Brett & Conway D. Darren. (2012). On Course for IELTS: Teacher's Book (2nd ed.). Victoria, Oxford University Press, 2012.

Chicago Style (17th ed.) Citation

Shirreffs B. Brett and Conway D. Darren. On Course for IELTS: Teacher's Book. 2nd ed. Victoria, Oxford University Press, 2012, 2012.

MLA引文

Shirreffs B. Brett and Conway D. Darren. On Course for IELTS: Teacher's Book. 2nd ed. Victoria, Oxford University Press, 2012, 2012.