APA

Gibson J. T., . (1972). Educational psychology. New York: Appleton-Century-Crofts.

Chicago

Gibson Janice T, . 1972. Educational psychology. New York: Appleton-Century-Crofts.

Harvard

Gibson J. T., . (1972). Educational psychology. New York: Appleton-Century-Crofts.

MLA

Gibson Janice T, . Educational psychology. New York: Appleton-Century-Crofts. 1972.