APA (7th ed.) Citation

Hays, S. (1973). The chemicals and allied industries / by Samuel Hays. Heinemann Educational.

Chicago Style (17th ed.) Citation

Hays, Samuel. The Chemicals and Allied Industries / by Samuel Hays. London: Heinemann Educational, 1973.

MLA (9th ed.) Citation

Hays, Samuel. The Chemicals and Allied Industries / by Samuel Hays. Heinemann Educational, 1973.

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