Taylor, E. H. (1921). Amphibians and turtles of the Philippine Islands. Bureau of Print.
Citazione stile Chigago Style (17a edizione)Taylor, Edward Harrison. Amphibians and Turtles of the Philippine Islands. Manila: Bureau of Print, 1921.
Citatione MLA (9a ed.)Taylor, Edward Harrison. Amphibians and Turtles of the Philippine Islands. Bureau of Print, 1921.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.