APA (7th ed.) Citation

International Symposium on Residual Gases in Electron Tubes, Giorgi, T. A., & Della Porta, P. (1971). Residual gases in electron tubes. London : Academic Press.

Chicago Style (17th ed.) Citation

International Symposium on Residual Gases in Electron Tubes, T. A. Giorgi, and Paolo Della Porta. Residual Gases in Electron Tubes. London : Academic Press, 1971.

MLA (9th ed.) Citation

International Symposium on Residual Gases in Electron Tubes, et al. Residual Gases in Electron Tubes. London : Academic Press, 1971.

Warning: These citations may not always be 100% accurate.