Zelinsky, Wilbur, 1921- A prologue to population geography / - Englewood Cliffs, N.J., Prentice-Hall [1966] - ix, 150 p. illus., maps (part fold.) 23 cm. - Prentice-Hall foundations of economic geography series . Subjects--Topical Terms: Population. Dewey Class. No.: 301.32018 / ZEP