Cita APA (7th ed.)

(1984). Spirit of enterprise (the 1984 Rolex Awards). Aumim Pr.

Cita Chicago (17th ed.)

Spirit of Enterprise (the 1984 Rolex Awards). London: Aumim Pr, 1984.

Cita MLA (9th ed.)

Spirit of Enterprise (the 1984 Rolex Awards). Aumim Pr, 1984.