APA

Bradfield L. E., . (1964). Supervision for modern elementary schools. : C.E. Merrill Books.

Chicago

Bradfield Luther E, . 1964. Supervision for modern elementary schools. : C.E. Merrill Books.

Harvard

Bradfield L. E., . (1964). Supervision for modern elementary schools. : C.E. Merrill Books.

MLA

Bradfield Luther E, . Supervision for modern elementary schools. : C.E. Merrill Books. 1964.