Styl cytowania APA

Davis, P. H., & Cullen, J. (1979). The identification of flowering plant families, including a key to those native and cultivated in north temperate regions (2d ed.). Cambridge University Press.

Styl cytowania Chicago

Davis, P. H., i J. Cullen. The Identification of Flowering Plant Families, Including a Key to Those Native and Cultivated in North Temperate Regions. 2d ed. Cambridge ; New York: Cambridge University Press, 1979.

Styl cytowania MLA

Davis, P. H., i J. Cullen. The Identification of Flowering Plant Families, Including a Key to Those Native and Cultivated in North Temperate Regions. 2d ed. Cambridge University Press, 1979.