APA Style

Donahue, R, L. et al (1997). Soils:An Introduction to Soils and Plant Growth Fourth Edition (Ed.4). New Jersey: Prentice-Hall, Inc.

MLA Style

Donahue, Roy, L.. et al. "Soils:An Introduction to Soils and Plant Growth Fourth Edition". Ed.4 New Jersey: Prentice-Hall, Inc, 1997. Text.