Cita APA (7a ed.)

Richtmyer, F., & Kennard, E. (1947). Introduction to modern physics. McGraw-Hill.

Cita Chicago Style (17a ed.)

Richtmyer, F.K, y E.H Kennard. Introduction to Modern Physics. New York: McGraw-Hill, 1947.

Cita MLA (9a ed.)

Richtmyer, F.K, y E.H Kennard. Introduction to Modern Physics. McGraw-Hill, 1947.