Burger, J., & Zappalorti, R. T. (2011). The northern pine snake (pituophis melanoleucus): Its life history, behavior and conservation. Nova Science Publishers.
Citazione stile Chigago Style (17a edizione)Burger, Joanna, e Robert T. Zappalorti. The Northern Pine Snake (pituophis Melanoleucus): Its Life History, Behavior and Conservation. Hauppauge, N.Y.: Nova Science Publishers, 2011.
Citatione MLA (9a ed.)Burger, Joanna, e Robert T. Zappalorti. The Northern Pine Snake (pituophis Melanoleucus): Its Life History, Behavior and Conservation. Nova Science Publishers, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.