Leading at the edge : leadership lessons from the extraordinary saga of Shackleton's Antarctic expedition / Dennis N.T. Perkins ; with Margaret P. Holtman, Paul R. Kessler, and Catherine McCarthy. - New York : Amacom, c2000. - xviii, 268 p. : ill. ; 24 cm.см.. - (General business). - ბიბლიოგრ.: გვ. 233-249. - ISBN 0-8144-0543-6[MFN: 124380]
Quick escapes Washington, D.C. : 25 weekend getaways from the nation's capital : a guidebook / by John Fitzpatrick a. Holly J. Burkhalter. - 2nd edition. - Old Saybrook : Globe pequet press, 1998. - viii, 326 p. : ill., maps ; 22 cm.см.. - (Quick escapes series). - ISBN 0-7627-0200-1[MFN: 124978]