Dyfyniad APA

Schulman, M., & Kowadlo, B. F. (1995). Working smart. South-Western Educational.

Dyfyniad Arddull Chicago

Schulman, Madelyn, and Bonnie F. Kowadlo. Working Smart. Cincinnati: South-Western Educational, 1995.

Dyfyniad MLA

Schulman, Madelyn, and Bonnie F. Kowadlo. Working Smart. South-Western Educational, 1995.

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