Hardcover. Zustand: Very Good. Third edition. 5 1/2 x 9 inches. 161 pages. Text in German. Condition is Very Good; A few small spots on covers, text is very clean, binding is tight. STK.
Potchefstroom, 1972. 84 pp. 1 photogr. & 19 figs. Cloth. Limited to a few copies.