Potter, P. (2013). Savage Nature and Ecologic Exchange. Centers for Disease Control and Prevention.
Chicago-стиль цитированияPotter, Polyxeni. Savage Nature and Ecologic Exchange. Centers for Disease Control and Prevention, 2013.
MLA-цитированиеPotter, Polyxeni. Savage Nature and Ecologic Exchange. Centers for Disease Control and Prevention, 2013.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.