Dyfyniad APA

HORONJEFF, R., & McKELVEY, F. X. (1993). Planning and design of airports.-- ed.4. McGraw Hill.

Dyfyniad Arddull Chicago

HORONJEFF, Robert, and Francis X. McKELVEY. Planning and Design of Airports.-- Ed.4. New York: McGraw Hill, 1993.

Dyfyniad MLA

HORONJEFF, Robert, and Francis X. McKELVEY. Planning and Design of Airports.-- Ed.4. McGraw Hill, 1993.

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