Não informado. (2020). Proceedings of the Scientific Section of the Toilet Goods Association. Toilet Goods Association.
Citace podle Chicago (17th ed.)Não informado. Proceedings of the Scientific Section of the Toilet Goods Association. Washington: Toilet Goods Association, 2020.
Citace podle MLA (8th ed.)Não informado. Proceedings of the Scientific Section of the Toilet Goods Association. Toilet Goods Association, 2020.
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