APA Style

Sastrawinata, U, S., Karnadidjaja, D. (1997). Reading for vocabulary building two . Surabaya: University Press IKIP surabaya.

MLA Style

Sastrawinata, Ucke, Sugeng., Karnadidjaja, Drs.Udaya. "Reading for vocabulary building two". Surabaya: University Press IKIP surabaya, 1997. Buku PGSD.