Citação norma APA

Sibi P.A. (2009). Availability and utilization of audio visual aids by teachers for biological teaching in secondary schools of Ernakulam district.

Citação norma Chicago

Sibi P.A. Availability and Utilization of Audio Visual Aids by Teachers for Biological Teaching in Secondary Schools of Ernakulam District. 2009.

Citação norma MLA

Sibi P.A. Availability and Utilization of Audio Visual Aids by Teachers for Biological Teaching in Secondary Schools of Ernakulam District. 2009.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.