Gaya APA

Suryo, K, I. et al (1975). Another approach to good English:penuntun guru 1/G.B. Pasaribu [et.al] (Cet. 2). Jakarta: Mutiara.

Gaya MLA

Suryo, Kumala, Insiwi. et al. "Another approach to good English:penuntun guru 1/G.B. Pasaribu [et.al]". Cet. 2 Jakarta: Mutiara, 1975. Text.