APA (7th ed.) Citation

Robertson, M. M., & Katona, C. L. E. (1997). Depression and physical illness. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Robertson, M. M., and C. L. E. Katona. Depression and Physical Illness. Chichester: John Wiley & Sons, 1997.

MLA (8th ed.) Citation

Robertson, M. M., and C. L. E. Katona. Depression and Physical Illness. John Wiley & Sons, 1997.