Gaya APA

CHARLES, C.M. (2002). Introduction to Educational Research (4th). Boston: Allyn and Bacon.

Gaya Chicago

CHARLES, C.M. Introduction to Educational Research. 4th Boston: Allyn and Bacon, 2002. Monograf.

Gaya MLA

CHARLES, C.M. Introduction to Educational Research. 4th Boston: Allyn and Bacon, 2002. Monograf.

Gaya Turabian

CHARLES, C.M. Introduction to Educational Research. 4th Boston: Allyn and Bacon, 2002. Monograf.