APA-referens (7:e uppl.)

Copeland, R. W. (1966). Mathematics and the elementary teacher. W. B. Saunders.

Chicago-referens (17:e uppl.)

Copeland, Richard W. Mathematics and the Elementary Teacher. Philadelphia: W. B. Saunders, 1966.

MLA-referens (9:e uppl.)

Copeland, Richard W. Mathematics and the Elementary Teacher. W. B. Saunders, 1966.