Cita APA

Stephen,M. (1980). Prakritisamrakshanavum silentvalium. Science & Society Study Group.

Chicago Edition Citation

Stephen,M. Prakritisamrakshanavum Silentvalium. Thiruvananthapuram: Science & Society Study Group, 1980.

Cita MLA

Stephen,M. Prakritisamrakshanavum Silentvalium. Science & Society Study Group, 1980.