Dyfyniad APA

COHEN HERB. (1990). YOU CAN NEGOTIATE ANYTHING. JAICO PUB. HOUSE.

Dyfyniad Arddull Chicago

COHEN HERB. YOU CAN NEGOTIATE ANYTHING. BOMBAY: JAICO PUB. HOUSE, 1990.

Dyfyniad MLA

COHEN HERB. YOU CAN NEGOTIATE ANYTHING. JAICO PUB. HOUSE, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.