Abdoljavad Jafarpur

发表

Can the C-test be improved with classical item analysis?

Abdoljavad Jafarpur, 1999 .

What's Magical About the Rule-of Two for Constructing C-Tests?

Abdoljavad Jafarpur, A. Jafarpur, 1999 .

Native speaker performance validity: In vain or for gain?

Abdoljavad Jafarpur, A. Jafarpur, 1996 .

Is the test constructor a facet?

Abdoljavad Jafarpur, A. Jafarpur, 2003 .