Dyfyniad APA

Gardner, M. H. (1965). Chemistry in the space age. Holt, Rinehart and Winston.

Dyfyniad Arddull Chicago

Gardner, Marjorie H. Chemistry in the Space Age. New York: Holt, Rinehart and Winston, 1965.

Dyfyniad MLA

Gardner, Marjorie H. Chemistry in the Space Age. Holt, Rinehart and Winston, 1965.

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