APA (7th ed.) Citation

Barker, K. (1992). Evaluation of the Learner and the Learning. Aspects of Educational and Training Technology Series, 25, 161.

Chicago Style (17th ed.) Citation

Barker, Keith. "Evaluation of the Learner and the Learning." Aspects of Educational and Training Technology Series 25 (1992): 161.

MLA (9th ed.) Citation

Barker, Keith. "Evaluation of the Learner and the Learning." Aspects of Educational and Training Technology Series, vol. 25, 1992, p. 161.