APA-referens (7:e uppl.)

Villaluz, E. A. Pedagogical content knowledge, instructional design and teaching practice of high school biology teachers.

Chicago-referens (17:e uppl.)

Villaluz, Elizabeth A. Pedagogical Content Knowledge, Instructional Design and Teaching Practice of High School Biology Teachers. 2005.

MLA-referens (9:e uppl.)

Villaluz, Elizabeth A. Pedagogical Content Knowledge, Instructional Design and Teaching Practice of High School Biology Teachers.

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