Soekisman Tjitrosemito. (1980). The effect of pH, nutrient level and herbicide treatment on the growth of water-hyacinth (eichhornia orassipes (Mart.) solms [microform]. Photoduplication Service. University of the Philippines Library.
Цитирование в стиле Чикаго (17-е изд.)Soekisman Tjitrosemito. The Effect of PH, Nutrient Level and Herbicide Treatment on the Growth of Water-hyacinth (eichhornia Orassipes (Mart.) Solms [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.
Цитирование MLA (9-е изд.)Soekisman Tjitrosemito. The Effect of PH, Nutrient Level and Herbicide Treatment on the Growth of Water-hyacinth (eichhornia Orassipes (Mart.) Solms [microform]. Photoduplication Service. University of the Philippines Library, 1980.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.