Daniel F. (1965). General sciences for tropical schools: : for tropical schools (2nd edition.). Hong Kong: Oxford University Press.
Citación estilo ChicagoDaniel F. General Sciences for Tropical Schools: : For Tropical Schools. 2nd edition. Hong Kong: Oxford University Press, 1965.
Cita MLADaniel F. General Sciences for Tropical Schools: : For Tropical Schools. 2nd edition. Hong Kong: Oxford University Press, 1965.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.