Gaya APA

Sanchez, P, A., Hamzah, A. (1993). Sifat dan pengelolaan tanah tropika jilid 2 = Properties and management of soils in the tropics . Bandung: ITB.

Gaya MLA

Sanchez, Pedro, A.., Hamzah, Amir. "Sifat dan pengelolaan tanah tropika jilid 2 = Properties and management of soils in the tropics". Bandung: ITB, 1993. Text.