Citazione Stile APA (7a Edizione)

HAGGETT, P. (1972). Geography: A Modern Synthesis. Harper and Row.

Citazione stile Chigago Style (17a edizione)

HAGGETT, Peter. Geography: A Modern Synthesis. New York: Harper and Row, 1972.

Citatione MLA (9a ed.)

HAGGETT, Peter. Geography: A Modern Synthesis. Harper and Row, 1972.