Shields, C. D. (1961). BOILERS: TYPES, CHARACTERISTICS AND FUNCTIONS. McGraw-Hill.
Chicago Style (17th ed.) CitationShields, Carl D. BOILERS: TYPES, CHARACTERISTICS AND FUNCTIONS. McGraw-Hill, 1961.
MLA (8th ed.) CitationShields, Carl D. BOILERS: TYPES, CHARACTERISTICS AND FUNCTIONS. McGraw-Hill, 1961.
Warning: These citations may not always be 100% accurate.