Citação norma APA

Tran, V. H. (1977). Rooting studies on black pepper (Piper Nigrum Linn.) stem cuttings [microform]. Photoduplication Service, University of the Philippines Library.

Citação norma Chicago

Tran, Van Hoa. Rooting Studies on Black Pepper (Piper Nigrum Linn.) Stem Cuttings [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.

Citação norma MLA

Tran, Van Hoa. Rooting Studies on Black Pepper (Piper Nigrum Linn.) Stem Cuttings [microform]. Photoduplication Service, University of the Philippines Library, 1977.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.