Robinson, Joan The Economics of Imperfect Competion / Joan Robinson - 2nd ed. - London : Macmillan, c1969. - xx, 352 p. ; ill. ; x, 352 p. illus. 23 cm. ISBN: 0333083628 LCCN: Subjects--Topical Terms: Value.Monopolies.Competition LC Class. No.: HB201 / .R6 1969 Dewey Class. No.: 330.162 / R658e