(加)詹姆斯·麦金农(J.B. MacKinnon)著. (2015). 永恒的世界：nature as it was, as it is, as it could be. 新世界出版社.
Citação norma Chicago(加)詹姆斯·麦金农(J.B. MacKinnon)著. 永恒的世界：nature as It Was, as It Is, as It Could Be. 新世界出版社, 2015.
Citação norma MLA(加)詹姆斯·麦金农(J.B. MacKinnon)著. 永恒的世界：nature as It Was, as It Is, as It Could Be. 新世界出版社, 2015.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.