APA (7th ed.) Citation

Billings, S. A., Gray, J. O., & Owens, D. H. (1984). Nonlinear system design. London : Peter Peregrinus.

Chicago Style (17th ed.) Citation

Billings, S. A., J. O. Gray, and D. H. Owens. Nonlinear System Design. London : Peter Peregrinus, 1984.

MLA (9th ed.) Citation

Billings, S. A., et al. Nonlinear System Design. London : Peter Peregrinus, 1984.