Tan, B. C. (1975). Sporangial distribution and sporal morphology of Philippine Selaginella [microform]. Photoduplication Service,University of the Philippines Library.
Citação do estilo Chicago (17ª ed.)Tan, Bento Ching. Sporangial Distribution and Sporal Morphology of Philippine Selaginella [microform]. Quezon City: Photoduplication Service,University of the Philippines Library, 1975.
Citação MLA (9ª ed.)Tan, Bento Ching. Sporangial Distribution and Sporal Morphology of Philippine Selaginella [microform]. Photoduplication Service,University of the Philippines Library, 1975.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.