Gaya APA
Gumpert, D, E. (1994).
(PASCA - MANAJEMEN - ADMINISTRASI BISNIS) How to Raelly Start Your Own Business (Edisi 1).
USA:
Recycled Paper.
Gaya MLA
Gumpert, David, E..
"(PASCA - MANAJEMEN - ADMINISTRASI BISNIS) How to Raelly Start Your Own Business".
Edisi 1
USA:
Recycled Paper,
1994.
.