APA aipamena

Sheppard,Eric, & Barnes,Trevor J. (1990). The capitalist space economy: Geographical analysis after Ricardo,Marx and Sraffa. Unwin Hyman Inc.

Chicago Style aipamena

Sheppard,Eric, and Barnes,Trevor J. The Capitalist Space Economy: Geographical Analysis After Ricardo,Marx and Sraffa. London: Unwin Hyman Inc, 1990.

MLA aipamena

Sheppard,Eric, and Barnes,Trevor J. The Capitalist Space Economy: Geographical Analysis After Ricardo,Marx and Sraffa. Unwin Hyman Inc, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.