Cita APA (7th ed.)

Haggett, P. (1979). Geography: A modern synthesis (3rd ed.). Harper & Row.

Cita Chicago (17th ed.)

Haggett, Peter. Geography: A Modern Synthesis. 3rd ed. New York: Harper & Row, 1979.

Cita MLA (9th ed.)

Haggett, Peter. Geography: A Modern Synthesis. 3rd ed. Harper & Row, 1979.