Dyfyniad APA

O'Connor, P., Pilbeam, A., & Scott-Barrett, F. (1992). Negotiating. Longman.

Dyfyniad Arddull Chicago

O'Connor, Philip, Adrian Pilbeam, and Fiona Scott-Barrett. Negotiating. Harlow, Eng.: Longman, 1992.

Dyfyniad MLA

O'Connor, Philip, et al. Negotiating. Longman, 1992.

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