Cita APA (7th ed.)

Schmeikal, B. (2010). Primordial space. Nova Science Publishers.

Cita Chicago (17th ed.)

Schmeikal, Bernd. Primordial Space. New York: Nova Science Publishers, 2010.

Cita MLA (9th ed.)

Schmeikal, Bernd. Primordial Space. Nova Science Publishers, 2010.