Gaya APA
Longenecker, Justin G.. (2001).
Kewirausahaan (ke 11).
Switzerland:
LPPI.
Gaya Chicago
Longenecker, Justin G..
Kewirausahaan.
ke 11
Switzerland:
LPPI,
2001.
Text.
Gaya MLA
Longenecker, Justin G..
Kewirausahaan.
ke 11
Switzerland:
LPPI,
2001.
Text.
Gaya Turabian
Longenecker, Justin G..
Kewirausahaan.
ke 11
Switzerland:
LPPI,
2001.
Print.