Horrigan, P. A. (1970). The Chalenge of chemistry. McGraw Hill.
Chicago Style (17th ed.) CitationHorrigan, Philip A. The Chalenge of Chemistry. McGraw Hill, 1970.
MLA (8th ed.) CitationHorrigan, Philip A. The Chalenge of Chemistry. McGraw Hill, 1970.
Warning: These citations may not always be 100% accurate.