Trích dẫn APA

Exemmal J,Guide, & K A Andrew. (2007). Effectiveness Of Field Study Method For Teaching Biological Science At Secondary Level. Dept of Education,University of Kerala.

Trích dẫn kiểu Chicago

Exemmal J,Guide, và K A Andrew. Effectiveness Of Field Study Method For Teaching Biological Science At Secondary Level. Thiruvananthapuram: Dept of Education,University of Kerala, 2007.

Trích dẫn MLA

Exemmal J,Guide, và K A Andrew. Effectiveness Of Field Study Method For Teaching Biological Science At Secondary Level. Dept of Education,University of Kerala, 2007.

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