Osotsapar, Y. (1977). Morphological and physiological studies on Eleocharis dulcis (Burm. f.) Trin [microform]. Photoduplication Service, University of the Philippines Library.
Παραπομπή σε μορφή Chicago (17η εκδ.)Osotsapar, Youngyuth. Morphological and Physiological Studies on Eleocharis Dulcis (Burm. F.) Trin [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
Παραπομπή σε μορφή MLA (9th εκδ.)Osotsapar, Youngyuth. Morphological and Physiological Studies on Eleocharis Dulcis (Burm. F.) Trin [microform]. Photoduplication Service, University of the Philippines Library, 1977.
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