Citazione APA

Esau,Katherine. (1977). Anatomy of seed plants (2nd ed.). John Wiley.

Stile di citazione Chicago

Esau,Katherine. Anatomy of Seed Plants. 2nd ed. New York: John Wiley, 1977.

Citazione MLA

Esau,Katherine. Anatomy of Seed Plants. 2nd ed. John Wiley, 1977.