Cita APA (7th ed.)

Dautcourt, G. (1987). Was sind Quasare? Teubner.

Cita Chicago (17th ed.)

Dautcourt, Georg. Was Sind Quasare? Leipzig: Teubner, 1987.

Cita MLA (8th ed.)

Dautcourt, Georg. Was Sind Quasare? Teubner, 1987.