Armstrong, D., & Fitzgerald, A. .. (1977). Rocks and soils. McGraw-Hill.
Chicago Style (17th ed.) CitationArmstrong, D., and A .D Fitzgerald. Rocks and Soils. Sydny: McGraw-Hill, 1977.
MLA (9th ed.) CitationArmstrong, D., and A .D Fitzgerald. Rocks and Soils. McGraw-Hill, 1977.
Warning: These citations may not always be 100% accurate.