Forsthoffer, W. E. Forsthoffer's rotating equipment handbooks.
Chicago Style (17th ed.) CitationForsthoffer, W. E. Forsthoffer's Rotating Equipment Handbooks.
MLA (8th ed.) CitationForsthoffer, W. E. Forsthoffer's Rotating Equipment Handbooks.
Warning: These citations may not always be 100% accurate.