APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (9वां संस्करण) प्रशस्ति पत्र

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