Nault, W. H. (1977). The 1976 world book year book: A review of the events of 1976 : the annual supplement to thew world book encyclopedia. Chicago: Field Enterprises Educational Corporation.
Style de citation ChicagoNault, William H. The 1976 World Book Year Book: A Review of the Events of 1976 : The Annual Supplement to Thew World Book Encyclopedia. Chicago: Field Enterprises Educational Corporation, 1977.
Style de citation MLANault, William H. The 1976 World Book Year Book: A Review of the Events of 1976 : The Annual Supplement to Thew World Book Encyclopedia. Chicago: Field Enterprises Educational Corporation, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.