Mansfield, Edwin. Economics U$A / Edwin Mansfield, Nariman Behravesh. - 1st ed. - New York : Norton, c1986. - xvi, 593 p. : ill. ; 24 cm. Includes index. ISBN: 0393955087 (pbk.) LCCN: 85007291 LC Class. No.: HB171 .M325 1986 / Dewey Class. No.: 330