Gaya APA

Strevens, P. (1970). English 901 [Book 4]: Special Designed for Indonesian Students (Cet. 1.--). London: Collier Macmillan.

Gaya MLA

Strevens, Peter. "English 901 [Book 4]: Special Designed for Indonesian Students". Cet. 1.-- London: Collier Macmillan, 1970. Text.