TARRANT, J. R. (1974). Agricultural geography: Problems in modern geogrgaphy. David and Charles.
Cita Chicago (17th ed.)TARRANT, John R. Agricultural Geography: Problems in Modern Geogrgaphy. Abbot: David and Charles, 1974.
Cita MLA (9th ed.)TARRANT, John R. Agricultural Geography: Problems in Modern Geogrgaphy. David and Charles, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.