Cita APA

Ellis, S. D., & Ellis, S. D. (1966). Physics manpower 1966: Education and employment statistics. New York, New York: American Institute of Physics.

Citación estilo Chicago

Ellis, Susanne D., y Susanne D. Ellis. Physics Manpower 1966: Education and Employment Statistics. New York, New York: American Institute of Physics, 1966.

Cita MLA

Ellis, Susanne D., y Susanne D. Ellis. Physics Manpower 1966: Education and Employment Statistics. New York, New York: American Institute of Physics, 1966.