Cita APA

Gutnik, M. J., & Browne-Gutnik, N. (1993). The energy question: Thinking about tomorrow. United States of America: ENSLOW.

Citación estilo Chicago

Gutnik, Martin J., y Natalie Browne-Gutnik. The Energy Question: Thinking About Tomorrow. United States of America: ENSLOW, 1993.

Cita MLA

Gutnik, Martin J., y Natalie Browne-Gutnik. The Energy Question: Thinking About Tomorrow. United States of America: ENSLOW, 1993.