Hill, A. F. (1952). Economic Botany: A Textbook of Useful Plants and Plant Products (2nd ed.). McGraw-Hill.
Citazione stile Chigago Style (17a edizione)Hill, Albert F. Economic Botany: A Textbook of Useful Plants and Plant Products. 2nd ed. New York: McGraw-Hill, 1952.
Citatione MLA (9a ed.)Hill, Albert F. Economic Botany: A Textbook of Useful Plants and Plant Products. 2nd ed. McGraw-Hill, 1952.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.