Gaya APA

Transeau, ., Tiffany, I, S, I. (NULL). Textbook of Botany . s.l:: s.l: s.n; s.a.

Gaya MLA

Transeau, ., Tiffany, I., Sampson, II.. "Textbook of Botany". s.l:: s.l: s.n; s.a, NULL. Text.