APA (7th ed.) Citation

Paré, E. G., Loving, R. O., & Hill,I. L.; Ivan Leroy. (1977). Descriptive Geometry Worksheets Series A (4th ed.). macmillan Pub. Co..

Chicago Style (17th ed.) Citation

Paré, E. G., R. O. Loving, and Hill,I. L.; Ivan Leroy. Descriptive Geometry Worksheets Series A. 4th ed. New York: macmillan Pub. Co., 1977.

MLA (9th ed.) Citation

Paré, E. G., et al. Descriptive Geometry Worksheets Series A. 4th ed. macmillan Pub. Co., 1977.