APA (7th ed.) Citation

Richtmyer, F. K., Kennard, E. H., & Cooper, J. N. (1969). Introduction to modern physics (6th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Richtmyer, F. K., E. H. Kennard, and John N. Cooper. Introduction to Modern Physics. 6th ed. New York: McGraw-Hill, 1969.

MLA (9th ed.) Citation

Richtmyer, F. K., et al. Introduction to Modern Physics. 6th ed. McGraw-Hill, 1969.