APA (7th ed.) Citation

Appenzeller, I., & Möllenhoff, C. (1980). Image tube spectrograms of NGC 5128 (Cen A). Astronomy and astrophysics, 81(1-2), .

Chicago Style (17th ed.) Citation

Appenzeller, Immo, and Claus Möllenhoff. "Image Tube Spectrograms of NGC 5128 (Cen A)." Astronomy and Astrophysics 81, no. 1-2 (1980).

MLA (9th ed.) Citation

Appenzeller, Immo, and Claus Möllenhoff. "Image Tube Spectrograms of NGC 5128 (Cen A)." Astronomy and Astrophysics, vol. 81, no. 1-2, 1980.