TY - BOOK AU - Dasgupta,P.S. AU - Heal,G.M. TI - Economic theory and exhaustible resources SN - 0720203120 (pbk.) U1 - 333.7 22 PY - 1979/// CY - Welwyn [Eng.] PB - Cambridge University Press KW - Natural resources KW - Economics N1 - Includes index; Bibliography: p. 481-495 ER -