Gaya APA
Sekaran, Uma. (2007).
Research Methods For Business Buku 1 edisi 4 (4th ed.).
Jakarta:
Salemba Empat.
Gaya Chicago
Sekaran, Uma.
Research Methods For Business Buku 1 edisi 4.
4th ed.
Jakarta:
Salemba Empat,
2007.
Text.
Gaya MLA
Sekaran, Uma.
Research Methods For Business Buku 1 edisi 4.
4th ed.
Jakarta:
Salemba Empat,
2007.
Text.
Gaya Turabian
Sekaran, Uma.
Research Methods For Business Buku 1 edisi 4.
4th ed.
Jakarta:
Salemba Empat,
2007.
Print.