Cita APA

Abler, R. (1975). Human geography in a shrinking world. Duxbury Press.

Citación estilo Chicago

Abler, Ronald. Human Geography in a Shrinking World. North Scituate, Mass: Duxbury Press, 1975.

Cita MLA

Abler, Ronald. Human Geography in a Shrinking World. Duxbury Press, 1975.

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