APA Citation

(1972). 1972 yearbook covering the year 1971. New York: Crowell-Collier.

Trích dẫn kiểu Chicago

1972 Yearbook Covering the Year 1971. New York: Crowell-Collier, 1972.

MLA Citation

1972 Yearbook Covering the Year 1971. New York: Crowell-Collier, 1972.

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