Não informado. (1881). Tropical agriculturist. Ceylon Agricultural Society, Department of Agriculture.
Chicago-Zitierstil (17. Ausg.)Não informado. Tropical Agriculturist. Peradeniya, Sri Lanka: Ceylon Agricultural Society, Department of Agriculture, 1881.
MLA-Zitierstil (8. Ausg.)Não informado. Tropical Agriculturist. Ceylon Agricultural Society, Department of Agriculture, 1881.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.