Dyfyniad APA

Graham, B. (1995). Geography And Air Transport Brian Graham. John Wiley & Sons.

Dyfyniad Arddull Chicago

Graham, Brian. Geography And Air Transport Brian Graham. John Wiley & Sons, 1995.

Dyfyniad MLA

Graham, Brian. Geography And Air Transport Brian Graham. John Wiley & Sons, 1995.

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