Tietueen sitaatit

APA-viite (7. p.)
Steffen, J. E. (2009). Perch-height specific predation on tropical lizard clay models: Implications for habitat selection in mainland neotropical lizards. Revista de Biología Tropical.
Chicago-viite (17. p.)
Steffen, John E. "Perch-height Specific Predation on Tropical Lizard Clay Models: Implications for Habitat Selection in Mainland Neotropical Lizards." Revista De Biología Tropical 2009.
MLA-viite (9. p.)
Steffen, John E. "Perch-height Specific Predation on Tropical Lizard Clay Models: Implications for Habitat Selection in Mainland Neotropical Lizards." Revista De Biología Tropical, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.