APA (7th ed.) Zitazioa
Schutz, B. F. Gravity From the Ground Up. Cambridge University.
Chicago Style (17th ed.) Zitazioa
Schutz, Bernard F. Gravity From the Ground Up. Cambridge, Inglaterra: Cambridge University.
MLA (9th ed.) Zitazioa
Schutz, Bernard F. Gravity From the Ground Up. Cambridge University.
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