Cita APA (7th ed.)

(1996). The Chemical industry (2nded.). Blackie. Academic & Professional.

Cita Chicago (17th ed.)

The Chemical Industry. 2nded. London: Blackie. Academic & Professional, 1996.

Cita MLA (9th ed.)

The Chemical Industry. 2nded. Blackie. Academic & Professional, 1996.

Atenció: Aquestes cites poden no estar 100% correctes.