(1987). Spirit of Enterprise (The 1987 Rolex Awards). Van Nostrand.
Chicago Style (17th ed.) CitationSpirit of Enterprise (The 1987 Rolex Awards). Berkshire, England: Van Nostrand, 1987.
MLA (9th ed.) CitationSpirit of Enterprise (The 1987 Rolex Awards). Van Nostrand, 1987.
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