Cita APA (7th ed.)

Hoy, D. R. (1980). Essentials of Geography and Development: Concepts And Processes. Macmillan Publishing Co, Inc.

Cita Chicago (17th ed.)

Hoy, Don R. Essentials of Geography and Development: Concepts And Processes. USA: Macmillan Publishing Co, Inc, 1980.

Cita MLA (9th ed.)

Hoy, Don R. Essentials of Geography and Development: Concepts And Processes. Macmillan Publishing Co, Inc, 1980.