(1965). The World Book Encyclopedia Ci to Cz: Volume 4. Field Enterprises Educational Corporation.
Cita Chicago Style (17a ed.)The World Book Encyclopedia Ci to Cz: Volume 4. Chicago, Estados Unidos: Field Enterprises Educational Corporation, 1965.
Cita MLA (9a ed.)The World Book Encyclopedia Ci to Cz: Volume 4. Field Enterprises Educational Corporation, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.