Pechenik, J. A. (2011). Biology of the invertebrates (Sixth edition, International edition.). McGraw-Hill Higher Education.
Citazione stile Chigago Style (17a edizione)Pechenik, Jan A. Biology of the Invertebrates. Sixth edition, International edition. New York: McGraw-Hill Higher Education, 2011.
Citatione MLA (9a ed.)Pechenik, Jan A. Biology of the Invertebrates. Sixth edition, International edition. McGraw-Hill Higher Education, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.