Sickle, John V. Van . Introduction to Economics / Textual Documents John V. Van Sickle & Benjamin A. Rogge. - 1st ed. / - London : D. Van Nostrand Co., Inc , 1954. - xv,746p. : ill ; 23cm . Bib.,Index Subjects--Index Terms: Economics G-Economics Dewey Class. No.: 330 / Si 12 In