Gaya APA

Procter, S. et al (2001). Gogo Loves English 2, Teacher's Book (Vol. 2.--). Hongkong: Longman Asia ELT.

Gaya MLA

Procter, Stanton. et al. "Gogo Loves English 2, Teacher's Book". Vol. 2.-- Hongkong: Longman Asia ELT, 2001. Text / Book.