na INLIS000000000010525 Ind 0010-1118010525 Social systems LOOMIS, CHARLES P. Charles P. Loomis New Hersey D. van Nostread Company 1960 ix, 349 p.; 25 cm. ix, 349 p.; 25 cm. 301.15LOOs Bibl. p. 331-334, Index p 335-349 301.15 SOCIAL CHANGE 524/65