APA Style

Goh, L, -, A. (2011). Mathematics Tutor Secondary Four 4A: The Complete Study and Answer Guide to Any Mathematics Textbook . UK: Casco Publications PTE LTD.

MLA Style

Goh, Lee, -, Ann. "Mathematics Tutor Secondary Four 4A: The Complete Study and Answer Guide to Any Mathematics Textbook". UK: Casco Publications PTE LTD, 2011. Text.