APA aipamena

VAUS DAVID DE. (2006). RESEARCH DESIGN- VOL. I. SAGE PUBLICATIONS.

Chicago Style aipamena

VAUS DAVID DE. RESEARCH DESIGN- VOL. I. LONDON: SAGE PUBLICATIONS, 2006.

MLA aipamena

VAUS DAVID DE. RESEARCH DESIGN- VOL. I. SAGE PUBLICATIONS, 2006.