(1970). സയന്സ് (1st.). National Bookstall.
Chicago Edition Citationസയന്സ്. 1st. Kottayam: National Bookstall, 1970.
MLA Edition Citationസയന്സ്. 1st. National Bookstall, 1970.
Warning: These citations may not always be 100% accurate.
APA Edition Citation