APA (7th ed.) Citation

Weir, W. W. (1949). Soil science,its principles and practice (Rev. ed.). J. B. Lippincott Co..

Chicago Style (17th ed.) Citation

Weir, Wilbert Walter. Soil Science,its Principles and Practice. Rev. ed. Philadelphia: J. B. Lippincott Co., 1949.

MLA (9th ed.) Citation

Weir, Wilbert Walter. Soil Science,its Principles and Practice. Rev. ed. J. B. Lippincott Co., 1949.