Dyfyniad APA

Petterssen, S. (1969). Introduction to meteorology (3rd ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Petterssen, Sverre. Introduction to Meteorology. 3rd ed. New York: McGraw-Hill, 1969.

Dyfyniad MLA

Petterssen, Sverre. Introduction to Meteorology. 3rd ed. McGraw-Hill, 1969.

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