International Astronomical Union & Woerden, H. v. (1977). Topics in interstellar matter: Invited reviews given for commission 34 (interstellar matter) of the International Astronomical Union, at the sixteenth general assembly of IAU, Grenoble, August 1976. D. Reidel Pub. Co..
Citace podle Chicago (17th ed.)International Astronomical Union a Hugo van Woerden. Topics in Interstellar Matter: Invited Reviews Given for Commission 34 (interstellar Matter) of the International Astronomical Union, at the Sixteenth General Assembly of IAU, Grenoble, August 1976. Dordrecht, Holland: D. Reidel Pub. Co., 1977.
Citace podle MLA (8th ed.)International Astronomical Union a Hugo van Woerden. Topics in Interstellar Matter: Invited Reviews Given for Commission 34 (interstellar Matter) of the International Astronomical Union, at the Sixteenth General Assembly of IAU, Grenoble, August 1976. D. Reidel Pub. Co., 1977.