Dyfyniad APA

179125 Sumner, R., & Warburton, F. W. (1972). Achievement in secondary school: Attitudes, personality and school success. London : National Foundation for Educational Research.

Dyfyniad Arddull Chicago

179125 Sumner, Raymond, and Francis William Warburton. Achievement in Secondary School: Attitudes, Personality and School Success. London : National Foundation for Educational Research, 1972.

Dyfyniad MLA

179125 Sumner, Raymond, and Francis William Warburton. Achievement in Secondary School: Attitudes, Personality and School Success. London : National Foundation for Educational Research, 1972.

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