Gaya APA

al., E. et al (2012). Keamanan Obat Praktis A-z ( Practical Drug Safety From A To Z ) (-). Jakarta: EGC.

Gaya MLA

al., Et. et al. "Keamanan Obat Praktis A-z ( Practical Drug Safety From A To Z )". - Jakarta: EGC, 2012. Text.