APA استشهاد

Hawkins, G. S. (1964). The physics and astronomy of meteors, comets and meteorites. McGraw-Hill.

استشهاد بنمط شيكاغو

Hawkins, Gerald S. The Physics and Astronomy of Meteors, Comets and Meteorites. New York: McGraw-Hill, 1964.

MLA استشهاد

Hawkins, Gerald S. The Physics and Astronomy of Meteors, Comets and Meteorites. McGraw-Hill, 1964.