Citazione Stile APA (7a Edizione)
Macdougal, D. T. (1905). Mutants and hybrids of the Oenotheras: By D.T.Macdougal, assisted by A.M.Vail, G.H. Shull and J.K.Small.
Citazione stile Chigago Style (17a edizione)
Macdougal, Daniel Trembly. Mutants and Hybrids of the Oenotheras: By D.T.Macdougal, Assisted by A.M.Vail, G.H. Shull and J.K.Small. Washington, 1905.
Citatione MLA (9a ed.)
Macdougal, Daniel Trembly. Mutants and Hybrids of the Oenotheras: By D.T.Macdougal, Assisted by A.M.Vail, G.H. Shull and J.K.Small. 1905.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.