Long, I. (2021). ESSENTIALS OF SAFETY: Maintaining the balance. CRC Press.
Chicago Style (17th ed.) ZitazioaLong, Ian. ESSENTIALS OF SAFETY: Maintaining the Balance. [Place of publication not identified]: CRC Press, 2021.
MLA (9th ed.) ZitazioaLong, Ian. ESSENTIALS OF SAFETY: Maintaining the Balance. CRC Press, 2021.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.