Ballard, J. R., Barker, D. G., & Glazener, E. R. (1966). A study to determine the effectiveness of two methods of instruction on achievement and retention in industrial arts.
Chicago Style (17th ed.) CitationBallard, John Roger, Donald G. Barker, and Everett R. Glazener. A Study to Determine the Effectiveness of Two Methods of Instruction on Achievement and Retention in Industrial Arts. [College Station, Tex.], 1966.
MLA (9th ed.) CitationBallard, John Roger, et al. A Study to Determine the Effectiveness of Two Methods of Instruction on Achievement and Retention in Industrial Arts. 1966.
Warning: These citations may not always be 100% accurate.