Cita APA

Smil, V. (1993). Global ecology: Environmental change and social flexibility. Routledge.

Citación estilo Chicago

Smil, Vaclav. Global Ecology: Environmental Change and Social Flexibility. London: Routledge, 1993.

Cita MLA

Smil, Vaclav. Global Ecology: Environmental Change and Social Flexibility. Routledge, 1993.

Warning: These citations may not always be 100% accurate.