APA (7th ed.) Citation

Hutchinson, J. (1973). The Families of flowering plants: Arranged according to a new system based on their probable phylogeny (3. ed.). Clarendon Press.

Chicago Style (17th ed.) Citation

Hutchinson, John. The Families of Flowering Plants: Arranged According to a New System Based on Their Probable Phylogeny. 3. ed. Oxford: Clarendon Press, 1973.

MLA (9th ed.) Citation

Hutchinson, John. The Families of Flowering Plants: Arranged According to a New System Based on Their Probable Phylogeny. 3. ed. Clarendon Press, 1973.