APA Citation

Christensen, I. P., Wagner, H. L., & Halliday, M. (2001). Psychology. Delhi: Viva Books.

Chicago Style Citation

Christensen, I. P., H. L. Wagner, and M.S Halliday. Psychology. Delhi: Viva Books, 2001.

MLA Citation

Christensen, I. P., H. L. Wagner, and M.S Halliday. Psychology. Delhi: Viva Books, 2001.

Warning: These citations may not always be 100% accurate.