APA Citation

Britannica... (1972). Britannica book of the year 1972. William Benton.

Chicago Style Citation

Britannica... Britannica Book of the Year 1972. William Benton, 1972.

MLA Citation

Britannica... Britannica Book of the Year 1972. William Benton, 1972.

Warning: These citations may not always be 100% accurate.