APA Citation

(1981). Methods of testing plastics: Part 5. Optical and colour properties, weathering. London: BSI.

Chicago Style Citation

Methods of Testing Plastics: Part 5. Optical and Colour Properties, Weathering. London: BSI, 1981.

MLA Citation

Methods of Testing Plastics: Part 5. Optical and Colour Properties, Weathering. London: BSI, 1981.

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