APA (7th ed.) Citation

Jung, C. G., Campbell, J., & Hull, R. F. C. (1978). The portable Jung. Penguin Books.

Chicago Style (17th ed.) Citation

Jung, Carl G., Joseph Campbell, and R. F. C. Hull. The Portable Jung. Harmondsworth, Middlesex: Penguin Books, 1978.

MLA (9th ed.) Citation

Jung, Carl G., et al. The Portable Jung. Penguin Books, 1978.