APA (7th ed.) Citation

International School of Physics "Enrico Fermi" Varenna, Italy, Societa italiana di fisica, Bologna, & Toraldo di Francia, G. (1979). Problems in the foundations of physics. North-Holland.

Chicago Style (17th ed.) Citation

International School of Physics "Enrico Fermi" Varenna, Italy, Bologna Societa italiana di fisica, and Giuliano Toraldo di Francia. Problems in the Foundations of Physics. Amsterdam: North-Holland, 1979.

MLA (9th ed.) Citation

International School of Physics "Enrico Fermi" Varenna, Italy, et al. Problems in the Foundations of Physics. North-Holland, 1979.