. Annual report / Vatican Observatory(= Specola Vaticana, Castel Gandolfo) [E-Journal]. Specola vaticana.
Chicago Style CitationAnnual Report / Vatican Observatory(= Specola Vaticana, Castel Gandolfo) [E-Journal]. Specola vaticana.
MLA CitationAnnual Report / Vatican Observatory(= Specola Vaticana, Castel Gandolfo) [E-Journal]. Specola vaticana.
Warning: These citations may not always be 100% accurate.