APA Style

ICTP, ., et.al, T, L. (1990). Proceedings of the International Workshop on Radon Monitoring in Radioprotection. Environmental Radioactivity and Earth Sciences. ICTP. Trieste. Italy April 3-14. 1989 . Singapore: WORLD SCIENTIFIC.

MLA Style

ICTP, ., et.al, Tommasino., L.. "Proceedings of the International Workshop on Radon Monitoring in Radioprotection. Environmental Radioactivity and Earth Sciences. ICTP. Trieste. Italy April 3-14. 1989". Singapore: WORLD SCIENTIFIC, 1990. Buku.