Cita APA (7a ed.)

Allen,T.F. (1882). Observations on some American Forms of Chara coronata.

Cita Chicago Style (17a ed.)

Allen,T.F. Observations on Some American Forms of Chara Coronata. -USA, 1882.

Cita MLA (8a ed.)

Allen,T.F. Observations on Some American Forms of Chara Coronata. 1882.