APA-viite

Church, A. H. On the interpretation of phenomena of phyllotaxis. Hafner Publishing co.

Chicago-tyylinen lähdeviittaus

Church, A H. On the Interpretation of Phenomena of Phyllotaxis. Newyork: Hafner Publishing co.

MLA-viite

Church, A H. On the Interpretation of Phenomena of Phyllotaxis. Hafner Publishing co.