Dyfyniad APA

Special Libraries Association Picture Division & Frankenberg, C. G. (1964). Picture sources (2nd ed.). Special Libraries Association.

Dyfyniad Arddull Chicago

Special Libraries Association Picture Division and Celestine G. Frankenberg. Picture Sources. 2nd ed. New York: Special Libraries Association, 1964.

Dyfyniad MLA

Special Libraries Association Picture Division and Celestine G. Frankenberg. Picture Sources. 2nd ed. Special Libraries Association, 1964.

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