Cita APA

Gould, J., Nove, A., & King, M. D. (1968). Penguin Social Sciences Survey. Harmondsworth: Penguin Books.

Citación estilo Chicago

Gould, Julius, Alec Nove, and Michael D. King. Penguin Social Sciences Survey. Harmondsworth: Penguin Books, 1968.

Cita MLA

Gould, Julius, et al. Penguin Social Sciences Survey. Harmondsworth: Penguin Books, 1968.