Cita APA (7a ed.)

Comet Halley Micrometeoroid Hazard Workshop & European Space Agency. (1979). Comet Halley Mircrometeoroid Hazard Workshop: Proceedings of an international workshop : Noordwijk, The Netherlands, 18-19 April 1979. ESA.

Cita Chicago Style (17a ed.)

Comet Halley Micrometeoroid Hazard Workshop y European Space Agency. Comet Halley Mircrometeoroid Hazard Workshop: Proceedings of an International Workshop : Noordwijk, The Netherlands, 18-19 April 1979. Noordwijk: ESA, 1979.

Cita MLA (9a ed.)

Comet Halley Micrometeoroid Hazard Workshop y European Space Agency. Comet Halley Mircrometeoroid Hazard Workshop: Proceedings of an International Workshop : Noordwijk, The Netherlands, 18-19 April 1979. ESA, 1979.