Dyfyniad APA

Hershey, B. 1., & Peterson, H. 1. (1944). Skyways of tomorrow. Foreign Policy Association.

Dyfyniad Arddull Chicago

Hershey, Burnet 1898, and Houston 1897 Peterson. Skyways of Tomorrow. New York: Foreign Policy Association, 1944.

Dyfyniad MLA

Hershey, Burnet 1898, and Houston 1897 Peterson. Skyways of Tomorrow. Foreign Policy Association, 1944.

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