APA (7th ed.) Citation

Perpillou, A. V. (1977). Human geography (2. ed.). Longman.

Chicago Style (17th ed.) Citation

Perpillou, Aimé V. Human Geography. 2. ed. London: Longman, 1977.

MLA (9th ed.) Citation

Perpillou, Aimé V. Human Geography. 2. ed. Longman, 1977.