APA

Griffiths D. E., . (1956). Human relations in school administration. New York: Appleton-Century-Crofts.

Chicago

Griffiths Daniel Edward, . 1956. Human relations in school administration. New York: Appleton-Century-Crofts.

Harvard

Griffiths D. E., . (1956). Human relations in school administration. New York: Appleton-Century-Crofts.

MLA

Griffiths Daniel Edward, . Human relations in school administration. New York: Appleton-Century-Crofts. 1956.