Παραπομπή APA

Sotheby's, & Sotheby's. (2017). Yeats - the family collection: Auction in London, 27 September 2017. London: Sotheby's.

Παραπομπή Chicago Style

Sotheby's, και Sotheby's. Yeats - the Family Collection: Auction in London, 27 September 2017. London: Sotheby's, 2017.

Παραπομπή MLA

Sotheby's, και Sotheby's. Yeats - the Family Collection: Auction in London, 27 September 2017. London: Sotheby's, 2017.

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