355179 Spellman, F. R. (1999). Confined space entry: A guide to compliance. Lancaster, Pa. : Technomic Pub. Co..
Chicago Style (17th ed.) Citation355179 Spellman, Frank R. Confined Space Entry: A Guide to Compliance. Lancaster, Pa. : Technomic Pub. Co., 1999.
MLA (9th ed.) Citation355179 Spellman, Frank R. Confined Space Entry: A Guide to Compliance. Lancaster, Pa. : Technomic Pub. Co., 1999.
Warning: These citations may not always be 100% accurate.