APA Style

Waugh, Troy. (2004). Power up your profits: 31 days to better selling . New Jersey: John Willey & Sons.

Chicago Style

Waugh, Troy. Power up your profits: 31 days to better selling. New Jersey: John Willey & Sons, 2004. Buku.

MLA Style

Waugh, Troy. Power up your profits: 31 days to better selling. New Jersey: John Willey & Sons, 2004. Buku.

Turabian Style

Waugh, Troy. Power up your profits: 31 days to better selling. New Jersey: John Willey & Sons, 2004. Buku.