Gaya APA
Nasution, A, H. et al (2007).
Entrepreneuship: Membangun Spirit Teknopreneurship .
Yogyakarta:
Andi Yogyakarta.
Gaya MLA
Nasution, Arman, Hakim. et al.
"Entrepreneuship: Membangun Spirit Teknopreneurship".
Yogyakarta:
Andi Yogyakarta,
2007.
Text.