Hindī vaijñānika aura takanīki prakāśana nirdeśikā, 1966. - [1966] - 214 p. (p. 203-214 advertisements) 25 cm. In Hindi. LCCN: sa 67001105 Subjects--Topical Terms: Science--Bibliography.Technology--Bibliography. LC Class. No.: Z7407.I6 / A5