Weir, W. W. (1936). Soil science: Its principles and practice, including basic processes for managing soils and improving their fertility. J.B. Lippincott company.
Chicago Style (17th ed.) CitationWeir, Wilbert Walter. Soil Science: Its Principles and Practice, Including Basic Processes for Managing Soils and Improving Their Fertility. Chicago, Philadelphia: J.B. Lippincott company, 1936.
MLA (9th ed.) CitationWeir, Wilbert Walter. Soil Science: Its Principles and Practice, Including Basic Processes for Managing Soils and Improving Their Fertility. J.B. Lippincott company, 1936.
Warning: These citations may not always be 100% accurate.