Penggayaan APA

Achmadi, Umar Fahmi. (2004). Research Methodology : Methods and teqniques (second revised edition) (Ed. 2). Jena :: New Age International.

Chicago Style

Achmadi, Umar Fahmi. Research Methodology : Methods and teqniques (second revised edition). Ed. 2 Jena :: New Age International, 2004. Text.

MLA Style

Achmadi, Umar Fahmi. Research Methodology : Methods and teqniques (second revised edition). Ed. 2 Jena :: New Age International, 2004. Text.

Turabian Style

Achmadi, Umar Fahmi. Research Methodology : Methods and teqniques (second revised edition). Ed. 2 Jena :: New Age International, 2004. Print.