Gaya APA
Sekaran, U.
(2014).
Research Methods For Business
(
buku 1 edisi 4)
.
Hoboken, NJ:
Apress.
Gaya MLA
Sekaran, Uma.
"Research Methods For Business".
buku 1 edisi 4
Hoboken, NJ:
Apress,
2014.
Text.