Pandey, Ravi Bhushan. Patrakarita ka samajshastra / Ravi Bhushan Pandey. - दिल्ली : आकृति प्रकाशन, 2009. - 290 p. ; 22 cm. Hindi. ISBN: 9788190646055 Subjects--Topical Terms: Publishers and publishing. Booksellers and bookselling.. Dewey Class. No.: 070.592 P1924 Pa