Gaya APA

Tianzhu, Y. (1991). Secondary Two Matehematics Topical Exercises (Ed. Revisi 1991). Singapore: Singapure Asian Publications.

Gaya MLA

Tianzhu, Yang. "Secondary Two Matehematics Topical Exercises". Ed. Revisi 1991 Singapore: Singapure Asian Publications, 1991. Text.