APA (7th ed.) Citation

(1977). The 1977 world book year book.: The annual supplement to the world book encyclopedia (ed.). Field enterprises educational corporation.

Chicago Style (17th ed.) Citation

The 1977 World Book Year Book.: The Annual Supplement to the World Book Encyclopedia. ed. Chicago: Field enterprises educational corporation, 1977.

MLA (9th ed.) Citation

The 1977 World Book Year Book.: The Annual Supplement to the World Book Encyclopedia. ed. Field enterprises educational corporation, 1977.