00649nam a22002057a 4500003000400000005001700004008004100021020001800062028000800080082001600088100003700104245012200141260004900263300003700312655002700349655001400376655002100390655002000411655001200431SNU20141026211021.0140723b        xxu||||| |||| 00| 0 eng d  a9780201570649  aHCL  a005.446 SCH  a Schulman, Andrewa; Schulman, A  a Undocumented DOS b: a programmer's guide to reserved MS-DOS functions and data structuresc/	Andrew Schulman; et al  aReading, Mass. b: Addison-Wesleyc, ©1990.  axviii, 694 p. b: ill.c; 24 cm.  aMS-DOS (Computer file)  a MS DOS.   aComputer Science  aAndrew Schulman  aWindows