Cita APA

Soyeong, K., & Kim Soyeong. (2006). Big step TOEIC 1: 3 steps to conquer the New TOEIC test. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh.

Citación estilo Chicago

Soyeong, Kim, y Kim Soyeong. Big Step TOEIC 1: 3 Steps to Conquer the New TOEIC Test. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2006.

Cita MLA

Soyeong, Kim, y Kim Soyeong. Big Step TOEIC 1: 3 Steps to Conquer the New TOEIC Test. Tp. Hồ Chí Minh: Tổng hợp Tp. Hồ Chí Minh, 2006.