APA (7th ed.) Citation

Natural vlavouring substances, their sources and added articial flavouring substances.

Chicago Style (17th ed.) Citation

Natural Vlavouring Substances, Their Sources and Added Articial Flavouring Substances.

MLA (8th ed.) Citation

Natural Vlavouring Substances, Their Sources and Added Articial Flavouring Substances.

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