Παραπομπή APA

Umstatter, J. (1999). Writing skills curriculum library. West Nyack, N.Y: Center for Applied Research in Education.

Παραπομπή Chicago Style

Umstatter, Jack. Writing Skills Curriculum Library. West Nyack, N.Y: Center for Applied Research in Education, 1999.

Παραπομπή MLA

Umstatter, Jack. Writing Skills Curriculum Library. West Nyack, N.Y: Center for Applied Research in Education, 1999.

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