Pontificia Academia Scientiarvm. (2004). The four-hundredth anniversary of the Pontifical Academy of Sciences: 1603-2003, 9 november 2003. Pontificia Academia Scientiarvm.
Citazione stile Chigago Style (17a edizione)Pontificia Academia Scientiarvm. The Four-hundredth Anniversary of the Pontifical Academy of Sciences: 1603-2003, 9 November 2003. Ciudad del Vaticano: Pontificia Academia Scientiarvm, 2004.
Citatione MLA (9a ed.)Pontificia Academia Scientiarvm. The Four-hundredth Anniversary of the Pontifical Academy of Sciences: 1603-2003, 9 November 2003. Pontificia Academia Scientiarvm, 2004.
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