Mrax, Karl . Selected writings in sociology and social philosophy / Karl Mrax; edited with an introduction and notes by T.B. Bottomore and Maximilien Rubel. - 2nd ed. / . - England : Penguin Books , 1961. - 272p. : ill.,figs.,tables ; 23cm . Includes bibliography and index ISBN: 0140205632 UKP 2.95 Subjects--Index Terms: SOCIOLOGY PHILOSOPHY Dewey Class. No.: 301 / MAR/S