Cita APA (7th ed.)

Spickermann, W. (1986). Urknall, Quarks, Kernfusion. Urania-Verlag.

Cita Chicago (17th ed.)

Spickermann, Wolfgang. Urknall, Quarks, Kernfusion. Leipzig: Urania-Verlag, 1986.

Cita MLA (8th ed.)

Spickermann, Wolfgang. Urknall, Quarks, Kernfusion. Urania-Verlag, 1986.