APA-Zitierstil (7. Ausg.)

Zickgraf, F., Thiering, I., Krautter, J., Appenzeller, I., & Kneer, R. (1996). The LSW-MPE-INAOE project for optical identification of a complete sample of northern ROSAT survey sources. Röntgenstrahlung from the universe.

Chicago-Zitierstil (17. Ausg.)

Zickgraf, Franz-Josef, Ingeborg Thiering, Joachim Krautter, Immo Appenzeller, und Reinhold Kneer. "The LSW-MPE-INAOE Project for Optical Identification of a Complete Sample of Northern ROSAT Survey Sources." Röntgenstrahlung from the Universe 1996.

MLA-Zitierstil (9. Ausg.)

Zickgraf, Franz-Josef, et al. "The LSW-MPE-INAOE Project for Optical Identification of a Complete Sample of Northern ROSAT Survey Sources." Röntgenstrahlung from the Universe, 1996.