Sofa: Perbedaan antara revisi

* [[John Gloag]], ''A Short Dictionary of Furniture'' rev. ed. 1962. (London: Allen & Unwin)

 

* {{cite encyclopaedia |ref=harv |encyclopedia=The Grove Encyclopedia of Decorative Arts |others=Volume 2|article=Sofa |first=Gordon |last=Campbell |publisher=Oxford University Press |year=2006 |isbn=9780195189483 |page=369}}

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