Cita APA (7th ed.)

Barrett, H. R. (1988). The marketing of foodstuffs in the Gambia, 1400-1980: A geographical analysis. Avebury.

Cita Chicago (17th ed.)

Barrett, Hazel R. The Marketing of Foodstuffs in the Gambia, 1400-1980: A Geographical Analysis. Aldershot, Hants., England ; Brookfield, Vt., U.S.A.: Avebury, 1988.

Cita MLA (8th ed.)

Barrett, Hazel R. The Marketing of Foodstuffs in the Gambia, 1400-1980: A Geographical Analysis. Avebury, 1988.

Atenció: Aquestes cites poden no estar 100% correctes.