APA (7th ed.) Citation

Christensen, I. P., Wagner, H. L., & Halliday, M. S. (2001). Instant notes psychology. BIOS Scientific Springer.

Chicago Style (17th ed.) Citation

Christensen, I. P., Hugh L. Wagner, and M. S. Halliday. Instant Notes Psychology. Oxford, New York: BIOS Scientific Springer, 2001.

MLA (9th ed.) Citation

Christensen, I. P., et al. Instant Notes Psychology. BIOS Scientific Springer, 2001.