APA Format
Falk, Pamela S; Falk, Pamela S. (1987).
Petroleum and Mexico's future / edited by Pamela S. Falk
. Colorado: Westview Press,.
MLA Format
Falk, Pamela S; Falk, Pamela S.
Petroleum and Mexico's future / edited by Pamela S. Falk
. Colorado: Westview Press,, 1987
Chicago Format
Falk, Pamela S; Falk, Pamela S. Petroleum and Mexico's future / edited by Pamela S. Falk. Colorado: Westview Press,, 1987.