Cita APA (7th ed.)

National Paint and Coatings Association. Protocol for management of post-consumer paint.

Cita Chicago (17th ed.)

National Paint and Coatings Association. Protocol for Management of Post-consumer Paint.

Cita MLA (9th ed.)

National Paint and Coatings Association. Protocol for Management of Post-consumer Paint.

Atenció: Aquestes cites poden no estar 100% correctes.