Gaya APA

BANGS, D, H. (1995). PEDOMAN PERENCANAAN USAHA (THE BUSINESS PLANNING GUIDE) (ED. 6). JAKARTA: ERLANGGA.

Gaya MLA

BANGS, DAVID, H.. "PEDOMAN PERENCANAAN USAHA (THE BUSINESS PLANNING GUIDE)". ED. 6 JAKARTA: ERLANGGA, 1995. Prodi S1 Adm. Bisnis.