APA (7th ed.) Citation

Wittig, H. J., Welton, W. A., & Burrell, R. (1970). A primer on immunologic disorders. Thomas.

Chicago Style (17th ed.) Citation

Wittig, Heinz J., William A. Welton, and Robert Burrell. A Primer on Immunologic Disorders. Springfield, IL: Thomas, 1970.

MLA (9th ed.) Citation

Wittig, Heinz J., et al. A Primer on Immunologic Disorders. Thomas, 1970.