Parker, S. P. E. (1997). McGraw Hill encyclopaedia of science and technology (Ed.8.).
Chicago Edition CitationParker, Sybil P; Ed. McGraw Hill Encyclopaedia of Science and Technology. Ed.8. New York, McGraw Hill, 1997.
Cita MLAParker, Sybil P; Ed. McGraw Hill Encyclopaedia of Science and Technology. Ed.8. 1997.
Atenció: Aquestes cites poden no estar 100% correctes.