PHILIPS, R. E. No - Tillage agriculture: Principles and practices. New York.
Chicago Style CitationPHILIPS, RONALD E. No - Tillage Agriculture: Principles and Practices. New York.
MLA CitationPHILIPS, RONALD E. No - Tillage Agriculture: Principles and Practices. New York.
Warning: These citations may not always be 100% accurate.