Παραπομπή APA

Usha Kumari, S. Water quality studies in selected areas of Malabar region Kerala state.

Παραπομπή Chicago Style

Usha Kumari, S. Water Quality Studies in Selected Areas of Malabar Region Kerala State.

Παραπομπή MLA

Usha Kumari, S. Water Quality Studies in Selected Areas of Malabar Region Kerala State.