APA (7th ed.) Citation

Encyclopaedia Britannica Educational Corporation. (1973). Controversy over industrial pollution.

Chicago Style (17th ed.) Citation

Encyclopaedia Britannica Educational Corporation. Controversy over Industrial Pollution. Encyclopaedia Britannica Educational Corporation, 1973.

MLA (9th ed.) Citation

Encyclopaedia Britannica Educational Corporation. Controversy over Industrial Pollution. 1973.

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