APA (7th ed.) Citation

McCullough, C. M., Strang, R., & Traxler, A. E. (1946). Problems in the improvement of reading (3. impr.). McGraw-Hill.

Chicago Style (17th ed.) Citation

McCullough, Constance Mary, Ruth Strang, and Arthur E. Traxler. Problems in the Improvement of Reading. 3. impr. New York: McGraw-Hill, 1946.

MLA (9th ed.) Citation

McCullough, Constance Mary, et al. Problems in the Improvement of Reading. 3. impr. McGraw-Hill, 1946.