APA (7th ed.) Citation

Nigam, A. K., Puri, P. D., & Gupta, V. K. (1989). Characterizations and analysis of block designs (1. publ.). Wiley.

Chicago Style (17th ed.) Citation

Nigam, A. K., P. D. Puri, and V. K. Gupta. Characterizations and Analysis of Block Designs. 1. publ. New York u.a: Wiley, 1989.

MLA (9th ed.) Citation

Nigam, A. K., et al. Characterizations and Analysis of Block Designs. 1. publ. Wiley, 1989.