Cita APA (7th ed.)
Malmquist, K., Schalén, C., & Westerlund, B. (1954). A spectrophotometric survey of stars along the milky way: By K.G. Malmquist, C[arl] Schalén and B. Westerlund. P.1.
Cita Chicago (17th ed.)
Malmquist, K.G, Carl Schalén, i B. Westerlund. A Spectrophotometric Survey of Stars Along the Milky Way: By K.G. Malmquist, C[arl] Schalén and B. Westerlund. P.1. Uppsala, 1954.
Cita MLA (9th ed.)
Malmquist, K.G, et al. A Spectrophotometric Survey of Stars Along the Milky Way: By K.G. Malmquist, C[arl] Schalén and B. Westerlund. P.1. 1954.
Atenció: Aquestes cites poden no estar 100% correctes.