Annett, F. A. (1960). Elevators: Electirc and electrohydraulic elevators, escalators,moving side walks and ramps (3rd ed.).
Chicago Edition CitationAnnett, F. A. Elevators: Electirc and Electrohydraulic Elevators, Escalators,moving Side Walks and Ramps. 3rd ed. 1960.
MLA Edition CitationAnnett, F. A. Elevators: Electirc and Electrohydraulic Elevators, Escalators,moving Side Walks and Ramps. 3rd ed. 1960.
Warning: These citations may not always be 100% accurate.