Citáce podľa APA (7th ed.)
Giorgi, T., & Porta, P. (1972). Residual Gases in Electron Tubes: Proceedings of the 4th International conference held at Florence in April 1971. Academic Press.
Citácia podle Chicago (17th ed.)
Giorgi, T.A, a P. Porta. Residual Gases in Electron Tubes: Proceedings of the 4th International Conference Held at Florence in April 1971. London: Academic Press, 1972.
Citácia podľa MLA (8th ed.)
Giorgi, T.A, a P. Porta. Residual Gases in Electron Tubes: Proceedings of the 4th International Conference Held at Florence in April 1971. Academic Press, 1972.
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