APA (7th ed.) Zitazioa

V. Grimaldi , . J., & H. Simonds, R. (1975). Safety management. ‎ Irwin (Richard D.) Inc..

Chicago Style (17th ed.) Zitazioa

V. Grimaldi , John, eta Rollin H. Simonds. Safety Management. America: ‎ Irwin (Richard D.) Inc., 1975.

MLA (9th ed.) Zitazioa

V. Grimaldi , John, eta Rollin H. Simonds. Safety Management. ‎ Irwin (Richard D.) Inc., 1975.