Cita APA (7a ed.)
Perera, G. (2001). The secondary forest situation in Sri Lanka: A review.
Cita Chicago Style (17a ed.)
Perera, G.A.D. The Secondary Forest Situation in Sri Lanka: A Review. 2001.
Cita MLA (9a ed.)
Perera, G.A.D. The Secondary Forest Situation in Sri Lanka: A Review. 2001.
Precaución: Estas citas no son 100% exactas.