Não informado. (1987). Astrophysical Letters & Communications. Gordon and Breach Science Publishers.
Chicago-referens (17:e uppl.)Não informado. Astrophysical Letters & Communications. New York: Gordon and Breach Science Publishers, 1987.
MLA-referens (8:e uppl.)Não informado. Astrophysical Letters & Communications. Gordon and Breach Science Publishers, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.