Holmes, B. W., & Mulligan, J. F. (1991). Instructor's manual to accompany Mulligan's Introductory college physics (2nd ed.). McGraw-Hill.

Holmes, Brian W.,|d1946-, and Joseph F. Mulligan. Instructor's Manual to Accompany Mulligan's Introductory College Physics. 2nd ed. New York: McGraw-Hill, 1991.

Holmes, Brian W.,|d1946-, and Joseph F. Mulligan. Instructor's Manual to Accompany Mulligan's Introductory College Physics. 2nd ed. McGraw-Hill, 1991.