Cita APA

Lehrer, J., Relis, P., Hurst, K., & Melcher, J. (1990). The future of recycling. Santa Barbara, California: The Council.

Citación estilo Chicago

Lehrer, Judy, Paul Relis, Karen Hurst, y Joan Melcher. The Future of Recycling. Santa Barbara, California: The Council, 1990.

Cita MLA

Lehrer, Judy, Paul Relis, Karen Hurst, y Joan Melcher. The Future of Recycling. Santa Barbara, California: The Council, 1990.