William J. Promersberger Modern farm power. Ed 2 - 2nd Edition - Englewood Prentice Hall , Inc 1971 - 256p William J. Promersberger; Frank E. Bishop & Donald W. Priebe: Modern farm power. Ed 2. (2nd Edition) Englewood. Prentice Hall , Inc, 1971. 0-13-594630-1--(631.372PRO) ENGLISH ISBN: 0-13-594630-1 Dewey Class. No.: 631.372 / PRO