Knowledge attitude and perspecitve on population related problems among college students /

অনুযায়ী Subrahmania Das P V
প্রকাশিত 2001

Relationship of social studies achievement with achievement motivation and socioeconomic status of secondary school Pupils /

অনুযায়ী Subrahmania Das P.V
প্রকাশিত 1993

Knowledge attitude and perspectives on population related problems among college students

অনুযায়ী Subrahmania Das P.V