Citazione APA

Bradbury, R. H. (1938). A first book in chemistry (3d ed., 1938.). D. Appleton-Century Co.

Stile di citazione Chicago

Bradbury, Robert H. A First Book in Chemistry. 3d ed., 1938. New York: D. Appleton-Century Co, 1938.

Citazione MLA

Bradbury, Robert H. A First Book in Chemistry. 3d ed., 1938. D. Appleton-Century Co, 1938.