Gray Peter , e. (1977). McGraw-Hill encyclopaedia of science and technology- 15 vol, Reades Guide. Mcgrawhill.
Chicago Edition CitationGray Peter , ed. McGraw-Hill Encyclopaedia of Science and Technology- 15 Vol, Reades Guide. NY: Mcgrawhill, 1977.
MLA Edition CitationGray Peter , ed. McGraw-Hill Encyclopaedia of Science and Technology- 15 Vol, Reades Guide. Mcgrawhill, 1977.
Warning: These citations may not always be 100% accurate.