Bas, L., Wester, K., & Verdoorn, A. (2005). Folk art toys from the polder: Wooden toys made in The Netherlands 1780-1980. Eduprint.
Chicago-viite (17. p.)Bas, Lourens, Karin Wester, ja Arthur Verdoorn. Folk Art Toys from the Polder: Wooden Toys Made in The Netherlands 1780-1980. Enschede: Eduprint, 2005.
MLA-viite (8. p.)Bas, Lourens, et al. Folk Art Toys from the Polder: Wooden Toys Made in The Netherlands 1780-1980. Eduprint, 2005.
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