APA (7e ed.) Bronvermelding

Coastal Training Technologies Corporation. (1999). Industrial seals: Types, materials & properties (Version 3.6.). Coastal Training Technologies Corporation.

Chicago (17e ed.) Bronvermelding

Coastal Training Technologies Corporation. Industrial Seals: Types, Materials & Properties. Version 3.6. Virginia Beach, VI: Coastal Training Technologies Corporation, 1999.

MLA (8e ed.) Bronvermelding

Coastal Training Technologies Corporation. Industrial Seals: Types, Materials & Properties. Version 3.6. Coastal Training Technologies Corporation, 1999.