APA Style

Weitz, Barton A. Weitz, Barton A.. (2007). Selling : Building partnerships.-- (Ed. 6.--). America: McGraw-Hill.

Chicago Style

Weitz, Barton A. Weitz, Barton A.. Selling : Building partnerships.--. Ed. 6.-- America: McGraw-Hill, 2007. Buku.

MLA Style

Weitz, Barton A. Weitz, Barton A.. Selling : Building partnerships.--. Ed. 6.-- America: McGraw-Hill, 2007. Buku.

Turabian Style

Weitz, Barton A. Weitz, Barton A.. Selling : Building partnerships.--. Ed. 6.-- America: McGraw-Hill, 2007. Buku.