Dyfyniad APA

Parmer, J. N., Finkelstein, M., & Stephen, R. M. (1978). People and progress: A global history. Laidlaw Bros..

Dyfyniad Arddull Chicago

Parmer, J. Norman, Milton Finkelstein, and Robert M. Stephen. People and Progress: A Global History. River Forest, Ill.: Laidlaw Bros., 1978.

Dyfyniad MLA

Parmer, J. Norman, et al. People and Progress: A Global History. Laidlaw Bros., 1978.

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