Cita APA
Campolo, T. (1992). 50 ways you can help save the planet. Interversity press.
Citación estilo Chicago
Campolo, Tony. 50 Ways You Can Help Save the Planet. Illinois: Interversity press, 1992.
Cita MLA
Campolo, Tony. 50 Ways You Can Help Save the Planet. Interversity press, 1992.
Warning: These citations may not always be 100% accurate.