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Le Budget de l'Entreprise
Loeb, Paul, (1956)
Het Rekeningstelsel
Bakker, P., (1949)
Wagnisse und Steuern als Kosten- und Gewinnfaktoren
Klinger, Karl, (1948)
Labour market approaches to the study of the relationship between education and (un)employment in the United Kingdom
Ashton, David, (1997)
The trainer's role in project-based management development
Ashton, David, (1974)
MANAGEMENT DEVELOPMENT IN THE ORGANIZATION: ANALYSIS AND ACTION / DAVID ASHTON AND MARK EASTERBY-SMITH
Ashton, David, (1979)