International Academy of Astronautics. (1990). Acta astronautica. Elsevier.
Cita Chicago (17th ed.)International Academy of Astronautics. Acta Astronautica. New-York, N.Y: Elsevier, 1990.
Cita MLA (8th ed.)International Academy of Astronautics. Acta Astronautica. Elsevier, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.