Catalogue Persistent Identifier
https://nla.gov.au/nla.cat-vn494396
APA Citation
Ridpath, Ian. (1972). Discovering space. Tring : Shire Publications
MLA Citation
Ridpath, Ian. Discovering space Shire Publications Tring 1972
Australian/Harvard Citation
Ridpath, Ian. 1972, Discovering space Shire Publications Tring
Wikipedia Citation
{{Citation | title=Discovering space | author1=Ridpath, Ian | year=1972 | publisher=Shire Publications | language=English }}