AYALA, F. J. (1979). Evolving: The theory and processes of organic evolution. The Benjamin/ Cummings.
Citazione stile Chigago Style (17a edizione)AYALA, Francisco Jase. Evolving: The Theory and Processes of Organic Evolution. Menlo Park, Calif.: The Benjamin/ Cummings, 1979.
Citatione MLA (9a ed.)AYALA, Francisco Jase. Evolving: The Theory and Processes of Organic Evolution. The Benjamin/ Cummings, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.