(1963). The world book encyclopedia. Vol.5 (E). Chicago: Field Enterprises Educational Corporation.
Chicago Style CitationThe World Book Encyclopedia. Vol.5 (E). Chicago: Field Enterprises Educational Corporation, 1963.
Cita MLAThe World Book Encyclopedia. Vol.5 (E). Chicago: Field Enterprises Educational Corporation, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.