(2020). 天文爱好者．2020,no.9-12.
Chicago Style (17th ed.) Citation天文爱好者．2020,no.9-12. 2020.
MLA citiranje天文爱好者．2020,no.9-12. 2020.
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APA citiranje
(2020). 天文爱好者．2020,no.9-12.
Chicago Style (17th ed.) Citation天文爱好者．2020,no.9-12. 2020.
MLA citiranje天文爱好者．2020,no.9-12. 2020.