APA (7th ed.) Citation

Ogena, E. B. (1977). Immediate versus delayed feedback: Effects on mathematics achievement.

Chicago Style (17th ed.) Citation

Ogena, Ester B. Immediate Versus Delayed Feedback: Effects on Mathematics Achievement. 1977.

MLA (9th ed.) Citation

Ogena, Ester B. Immediate Versus Delayed Feedback: Effects on Mathematics Achievement. 1977.

Warning: These citations may not always be 100% accurate.