Harold P. Zelko, Frank E. X. Dance

Holt, Rinehart and Winston c1978 2d ed

Available at 9 libraries

ハロルド・P.ゼルコ著 ; 村上元彦訳

日本生産性本部 1971,2

Available at 30 libraries

Harold P. Zelko

McGraw-Hill 1969

Available at 12 libraries

by Robert T. Oliver, Harold P. Zelko, Paul D. Holtzman

Holt, Rinehart & Winston 1968 4th ed

Available at 10 libraries

H.P.ゼルコ著 ; 横山哲夫訳

ダイヤモンド社 1965 エグゼクティブ・ブックス

Available at 8 libraries

Harold P. Zelko, Frank E.X. Dance

Holt, Rinehart and Winston c1965

Available at 9 libraries

H.P.ゼルコ著 ; 真木象一訳

ダイヤモンド社 1957

Available at 14 libraries

Robert T. Oliver, Dallas C. Dickey, Harold P. Zelko

Dryden Press c1955 Rev. and enl. ed

Available at 8 libraries

by Harold P. Zelko ; with a foreword by Louis W. Lerda

Bureau of Business Practice c1950

Robert T. Oliver, Dallas C. Dickey, Harold P. Zelko

Dryden Press c1949

Available at 17 libraries