Givon, M.M. Optimal combinations of number of items and number of points in rating scales, 1980 (a.e.) t.p. (Zur Shapira) p. iii (lecturer, Jerusalem School of Bus. Admin., Hebrew Univ.)

Technological innovation, 1997: CIP t.p. (Zur Baruch Shapira, New York University)

Info. from Bar-Ilan Univ., Oct. 11, 2000 (tel. call to author's wife: Zur Shapira and Zur Baruch Shapira are the same person)

U.S. copyright file, Oct. 11, 2000 (Shapira, Zur, 1945- )