Prochnow, Herbert V. 1897-1998 The toastmaster's treasure chest / [electronic resource] / by Herbert V. Prochnow and Herbert V. Prochnow Jr.. — Wellingborough : : A. Thomas,, 1979.. — viii, 470 p. ; 23 cm.
Originally published: as 'The successful toastmaster'. New York ; London : Harper and Row, 1966. Includes index.