Cadungog, T. V. (1974). Trial culture of spineless Kenaf (Hibiscus cannabinus Linn.) and fiber Roselle (Hibiscus sabdariffa Linn.) at Zamboanga de Norte Agricultural College, Liloy, Zamboanga del Norte [microform]. Photoduplication Service, University of the Philippines Library.
Style de citation Chicago (17e éd.)Cadungog, Teodoro V. Trial Culture of Spineless Kenaf (Hibiscus Cannabinus Linn.) and Fiber Roselle (Hibiscus Sabdariffa Linn.) at Zamboanga De Norte Agricultural College, Liloy, Zamboanga Del Norte [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
Style de citation MLA (9e éd.)Cadungog, Teodoro V. Trial Culture of Spineless Kenaf (Hibiscus Cannabinus Linn.) and Fiber Roselle (Hibiscus Sabdariffa Linn.) at Zamboanga De Norte Agricultural College, Liloy, Zamboanga Del Norte [microform]. Photoduplication Service, University of the Philippines Library, 1974.