Bibliography of South Asian Ornithology · Search: Author is “rajguru, sumant kumar”, filtered by Family: RYNCHOPIDAE, Publication: Sanctuary Asia · 1 record · Printed 29 October 2026 · https://southasiaornith.in/search?author.is=rajguru%2C+sumant+kumar&family=RYNCHOPIDAE&publication_is=Sanctuary+Asia