Ranbir Singh. Footprints of courage in the sands of time / Ranbir Singh. - Noida : Book Mates Publishers, 1995. - xi, 252 p. ; 23 cm. + plates. ISBN: (N.A.) : (N.A.) Subjects--Topical Terms: India Air force.India--History - Air force.India-Pakistan Conflict, 1971. Dewey Class. No.: 358.00954