Gaya APA
Denny, R., Soeharto, A, S. (1995).
Sukses menjual : jurus jitu merebut pasar = selling to win : tested techniques for closing the sale (Cet.5).
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Denny, Richard., Soeharto, A., Sandiwan.
"Sukses menjual : jurus jitu merebut pasar = selling to win : tested techniques for closing the sale".
Cet.5
Jakarta:
Gramedia Pustaka Utama,
1995.
Text.