APA-viite (7. p.)
Ratledge, D. (2005). Digital Astrophotography: The State of the Art. Springer London. https://doi.org/10.1007/1-84628-256-X
Chicago-viite (17. p.)
Ratledge, David. Digital Astrophotography: The State of the Art. London: Springer London, 2005. https://doi.org/10.1007/1-84628-256-X.
MLA-viite (9. p.)
Ratledge, David. Digital Astrophotography: The State of the Art. Springer London, 2005. https://doi.org/10.1007/1-84628-256-X.
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