Citazione Stile APA (7a Edizione)

Smith, J. L. (1966). The Liverworts pallavicinia and symphyogyna and their conducting system. University of California.

Citazione stile Chigago Style (17a edizione)

Smith, James L. The Liverworts Pallavicinia and Symphyogyna and Their Conducting System. Berkley: University of California, 1966.

Citatione MLA (9a ed.)

Smith, James L. The Liverworts Pallavicinia and Symphyogyna and Their Conducting System. University of California, 1966.