Citazione APA

(2002). McGraw-Hill encyclopaedia of science & technology (v.3: BIO-CHA) (9th ed.). McGraw hill.

Stile di citazione Chicago

McGraw-Hill Encyclopaedia of Science & Technology (v.3: BIO-CHA). 9th ed. New York: McGraw hill, 2002.

Citazione MLA

McGraw-Hill Encyclopaedia of Science & Technology (v.3: BIO-CHA). 9th ed. McGraw hill, 2002.