CLEGG BRIAN. (2016). 30-SECOND NEWTON: THE 50 KEY ASPECTS OF HIS WORKS,LIFE AND LEGACY,EACH EXPLAINEDIN A HALF MINUTE. IVY PRESS.
Čikaški stil citiranja (17. izdanje)CLEGG BRIAN. 30-SECOND NEWTON: THE 50 KEY ASPECTS OF HIS WORKS,LIFE AND LEGACY,EACH EXPLAINEDIN A HALF MINUTE. IVY PRESS, 2016.
MLA način citiranja (9. izdanje)CLEGG BRIAN. 30-SECOND NEWTON: THE 50 KEY ASPECTS OF HIS WORKS,LIFE AND LEGACY,EACH EXPLAINEDIN A HALF MINUTE. IVY PRESS, 2016.
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