Cita APA

Montenbruck, O., Thomas Pfleger, & Storm Dunlop, T. (1991). Astronomy on the personal computer (2nd corrected and enlarged.). Springer.

Chicago Edition Citation

Montenbruck, Oliver, Thomas Pfleger, i Tr Storm Dunlop. Astronomy on the Personal Computer. 2nd corrected and enlarged. Berlin: Springer, 1991.

Cita MLA

Montenbruck, Oliver, et al. Astronomy on the Personal Computer. 2nd corrected and enlarged. Springer, 1991.