APA (7th ed.) Citation

McDonald, A. P. (1943). A study of the relationship between grades in discriptive geometry and crucial engineering courses. [publisher not identified].

Chicago Style (17th ed.) Citation

McDonald, A. P. A Study of the Relationship Between Grades in Discriptive Geometry and Crucial Engineering Courses. [College Station, Tex.]: [publisher not identified], 1943.

MLA (9th ed.) Citation

McDonald, A. P. A Study of the Relationship Between Grades in Discriptive Geometry and Crucial Engineering Courses. [publisher not identified], 1943.

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