Gaya APA

Baan, W, A., Jan., V, L, H. (2005). Dense Molecular Gas around Protostars and in Galactic Nuclei (1st ed.). Dordrecht: Springer.

Gaya MLA

Baan, Willem, A.., Jan., Van, Langevelde,, Huib. "Dense Molecular Gas around Protostars and in Galactic Nuclei". 1st ed. Dordrecht: Springer, 2005. E Book.