Deismireacht APA

Ark, L. v. d., Ligtvoet, R., Marvelde, J. M. t., & Sijtsma, K. Investigating an invariant item ordering for polytomously scored items.

Trích dẫn kiểu Chicago

Ark, L.Andries van der., Rudy Ligtvoet, Janneke M. te Marvelde, và Klaas Sijtsma. Investigating an Invariant Item Ordering for Polytomously Scored Items.

Deismireacht MLA

Ark, L.Andries van der., Rudy Ligtvoet, Janneke M. te Marvelde, và Klaas Sijtsma. Investigating an Invariant Item Ordering for Polytomously Scored Items.

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