Mechanics of Machines(2nd Edition) Elementary by JohnHannah, R. C. Stephens Paperback, 240 Pages, Published 1963 by Hodder & Stoughton Educational ISBN-13: 978-0-7131-3060-7, ISBN: 0-7131-3060-1
Mechanics of Machines(2nd Edition) Elementary by JohnHannah, R.C. Stephens Hardcover, 240 Pages, Published 1963 by Edward Arnold ISBN-13: 978-0-7131-3059-1, ISBN: 0-7131-3059-8