Viola, V. G. (1956). Studies on the freshwater chlorophyceae in Puerto Galera, Oriental Mindoro.
Cita Chicago (17th ed.)Viola, Violeta G. Studies on the Freshwater Chlorophyceae in Puerto Galera, Oriental Mindoro. 1956.
Cita MLA (9th ed.)Viola, Violeta G. Studies on the Freshwater Chlorophyceae in Puerto Galera, Oriental Mindoro. 1956.
Atenció: Aquestes cites poden no estar 100% correctes.