Citazione Stile APA (7a Edizione)

Bennet, W. (1890). Freshwater algae and schizophyceae of hampshire and devonshire. [s.n.].

Citazione stile Chigago Style (17a edizione)

Bennet, W. Freshwater Algae and Schizophyceae of Hampshire and Devonshire. [S.l.]: [s.n.], 1890.

Citatione MLA (9a ed.)

Bennet, W. Freshwater Algae and Schizophyceae of Hampshire and Devonshire. [s.n.], 1890.