Malik, S. L. Aspects of human ecology : a dynamic inter-relationship between man and environment / S.L. Malik & D.K. Bhattacharya. - New Delhi : Northern Book Centre, c1986. - vi, 112 p. : ill. ; 23 cm. Includes index. Bibliography : p. [105]-110. Subjects--Topical Terms: Human ecology. Dewey Class. No.: 304.2 / MAA 1986