Παραπομπή APA

Southern, A., & Wallwork, A. (2009). Science and environment: Series 2. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt.

Παραπομπή Chicago Style

Southern, Anna, και Adrian Wallwork. Science and Environment: Series 2. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt, 2009.

Παραπομπή MLA

Southern, Anna, και Adrian Wallwork. Science and Environment: Series 2. T.P. Hồ Chí Minh: Tổng hợp T.P. Hồ Chí Minh; Công ty TNHH Nhân Trí Việt, 2009.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.