Weeks, John.R Population/ An Introduction to Concepts and issues/ John R.Weeks - 12th ed. - USA; Cengage Learning; 2016. - xxv, 580 p.: ill; 23.5 cm. Include Subject Index. ISBN: 978-1-305-09450-5 Subjects--Topical Terms: Social Sciences Dewey Class. No.: 304.6 / WEE-P