APA

Mitzel K. E., . (1982). Encyclopedia of educational research. New York: Macmillan Co.

Chicago

Mitzel Karold E, . 1982. Encyclopedia of educational research. New York: Macmillan Co.

Harvard

Mitzel K. E., . (1982). Encyclopedia of educational research. New York: Macmillan Co.

MLA

Mitzel Karold E, . Encyclopedia of educational research. New York: Macmillan Co. 1982.