Cita APA (7th ed.)

Bartels, O. (1986). Introvisionen. Bauwelt.

Cita Chicago (17th ed.)

Bartels, Olaf. "Introvisionen." Bauwelt 1986.

Cita MLA (8th ed.)

Bartels, Olaf. "Introvisionen." Bauwelt, 1986.