MORRIS NEIL. (2019). WHAT DOES SPACE EXPLORATION DO FOR US? (2011 Ed.). RAINTREE PUBLISHERS.
Čikaški stil citiranja (17. izdanje)MORRIS NEIL. WHAT DOES SPACE EXPLORATION DO FOR US? 2011 Ed. CHICAGO: RAINTREE PUBLISHERS, 2019.
MLA način citiranja (9. izdanje)MORRIS NEIL. WHAT DOES SPACE EXPLORATION DO FOR US? 2011 Ed. RAINTREE PUBLISHERS, 2019.
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