APA (7th ed.) Citation

Powell, G. R. (2009). Lives of conifers: A comparative account of the coniferous trees. Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Powell, Graham R. Lives of Conifers: A Comparative Account of the Coniferous Trees. Baltimore, Md.: Johns Hopkins University Press, 2009.

MLA (8th ed.) Citation

Powell, Graham R. Lives of Conifers: A Comparative Account of the Coniferous Trees. Johns Hopkins University Press, 2009.