देवेन्द्रनाथ शर्मा (Devendranadh Sharma) भाषा विज्ञान की भूमिका Bhasha vijnan ki bhumika - Delhi Radhakrishna prakasan 1966 - 386p. Subjects--Topical Terms: Official languageBhasha vijnanभाषा विज्ञान Dewey Class. No.: 811(H)'1 / DEV/B