APA (7th ed.) Citation

Barr, P. J., Brake, A. J., & Valenzuela, P. (1989). Yeast genetic engineering. Butterworths.

Chicago Style (17th ed.) Citation

Barr, Philip J., Anthony J. Brake, and Pablo Valenzuela. Yeast Genetic Engineering. Boston: Butterworths, 1989.

MLA (9th ed.) Citation

Barr, Philip J., et al. Yeast Genetic Engineering. Butterworths, 1989.