APA

Bower F., . (1963). The ferns (filicales) treated comparatively with a view to their natural classification. New Delhi: Today & Tomorrow'S Book Agency.

Chicago

Bower F, . 1963. The ferns (filicales) treated comparatively with a view to their natural classification. New Delhi: Today & Tomorrow'S Book Agency.

Harvard

Bower F., . (1963). The ferns (filicales) treated comparatively with a view to their natural classification. New Delhi: Today & Tomorrow'S Book Agency.

MLA

Bower F, . The ferns (filicales) treated comparatively with a view to their natural classification. New Delhi: Today & Tomorrow'S Book Agency. 1963.