Gaya APA

e, S. (2010). Qualitatif research: studiying now thing work (Ed.1Cet.9). Malang: A division of guilford.

Gaya MLA

e, Stake,Robert. "Qualitatif research: studiying now thing work". Ed.1Cet.9 Malang: A division of guilford, 2010. Text.