APA (7e ed.) Bronvermelding

Darwin, F., & Acton, E. H. (1895). Practical physiology of plants (2nd ed.). University press.

Chicago (17e ed.) Bronvermelding

Darwin, Francis, en Edward Hamilton Acton. Practical Physiology of Plants. 2nd ed. Cambridge: University press, 1895.

MLA (8e ed.) Bronvermelding

Darwin, Francis, en Edward Hamilton Acton. Practical Physiology of Plants. 2nd ed. University press, 1895.