Cita APA (7a ed.)

GIREP. Conference. Copenhagen, 1. A. (1986). Cosmos; an educational challenge. European Space Agency.

Cita Chicago Style (17a ed.)

GIREP. Conference. Copenhagen, 13-23 August. Cosmos; an Educational Challenge. París: European Space Agency, 1986.

Cita MLA (8a ed.)

GIREP. Conference. Copenhagen, 13-23 August. Cosmos; an Educational Challenge. European Space Agency, 1986.