Dyfyniad APA

Keeves, J. P. (1990). Educational research methodology, and measurement: An international handbook. Pergamon Press.

Dyfyniad Arddull Chicago

Keeves, J. P. Educational Research Methodology, and Measurement: An International Handbook. New York, Estados Unidos: Pergamon Press, 1990.

Dyfyniad MLA

Keeves, J. P. Educational Research Methodology, and Measurement: An International Handbook. Pergamon Press, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.