Παραπομπή σε μορφή APA (7η εκδ.)

Colloquium on the Age of the Universe, Dark Matter, and Structure Formation Irvine, Calif, & ebrary, Inc. (1998). Colloquium on the Age of the Universe, Dark Matter, and Structure Formation. National Academy of Sciences.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Colloquium on the Age of the Universe, Dark Matter, and Structure Formation Irvine, Calif, και Inc ebrary. Colloquium on the Age of the Universe, Dark Matter, and Structure Formation. Washington, D.C.: National Academy of Sciences, 1998.

Παραπομπή σε μορφή MLA (9th εκδ.)

Colloquium on the Age of the Universe, Dark Matter, and Structure Formation Irvine, Calif, και Inc ebrary. Colloquium on the Age of the Universe, Dark Matter, and Structure Formation. National Academy of Sciences, 1998.