Gaya APA
Sekaran, U. (2006).
Research Methods for Business = Metodologi Penelitian Bisnis (Buku 1) (1).
Jakarta:
Salemba Empat.
Gaya MLA
Sekaran, Uma.
"Research Methods for Business = Metodologi Penelitian Bisnis (Buku 1)".
1
Jakarta:
Salemba Empat,
2006.
Text.