Gaya APA

MANURUNG, H., ASTRID, M. (2004). Smart English Sentence Structure For SMP-SMU (Cet. 1). Jakarta: Great Media.

Gaya MLA

MANURUNG, Heldin., ASTRID, Motota. "Smart English Sentence Structure For SMP-SMU". Cet. 1 Jakarta: Great Media, 2004. Text.