Gaya APA

RUGG, GORDON. (2007). A GENTLE GUIDE TO RESEARCH METHODS ( BHS. ENGGRIS . NEW YORK: MCGRA-HILL.

Gaya Chicago

RUGG, GORDON. A GENTLE GUIDE TO RESEARCH METHODS ( BHS. ENGGRIS. NEW YORK: MCGRA-HILL, 2007. Text.

Gaya MLA

RUGG, GORDON. A GENTLE GUIDE TO RESEARCH METHODS ( BHS. ENGGRIS. NEW YORK: MCGRA-HILL, 2007. Text.

Gaya Turabian

RUGG, GORDON. A GENTLE GUIDE TO RESEARCH METHODS ( BHS. ENGGRIS. NEW YORK: MCGRA-HILL, 2007. Print.