APA (7th ed.) Citation

Lok, C. H., Ratna Roshida Abd Razak, & Gan, P. C. B. (2009). Pemikiran kritis. McGraw-Hill (M).

Chicago Style (17th ed.) Citation

Lok, Chong Hoe, Ratna Roshida Abd Razak, and Peter Chong Beng Gan. Pemikiran Kritis. Shah Alam: McGraw-Hill (M), 2009.

MLA (8th ed.) Citation

Lok, Chong Hoe, et al. Pemikiran Kritis. McGraw-Hill (M), 2009.