Cita APA (7a ed.)

Hay, A. (1973). Transport for the space economy: A geographical study. Macmillan.

Cita Chicago Style (17a ed.)

Hay, Alan. Transport for the Space Economy: A Geographical Study. London: Macmillan, 1973.

Cita MLA (9a ed.)

Hay, Alan. Transport for the Space Economy: A Geographical Study. Macmillan, 1973.