Cita APA (7th ed.)

Gish, O. (1971). A survey of regional planning research activities in Western Europe and Yugoslavia. Centre for Environmental Studies.

Cita Chicago (17th ed.)

Gish, Oscar. A Survey of Regional Planning Research Activities in Western Europe and Yugoslavia. London: Centre for Environmental Studies, 1971.

Cita MLA (9th ed.)

Gish, Oscar. A Survey of Regional Planning Research Activities in Western Europe and Yugoslavia. Centre for Environmental Studies, 1971.