Long, I. (2021). ESSENTIALS OF SAFETY: Maintaining the balance. CRC Press.
Lua i Stíl Chicago (17ú heag.)Long, Ian. ESSENTIALS OF SAFETY: Maintaining the Balance. [Place of publication not identified]: CRC Press, 2021.
Lua MLA (9ú heag.)Long, Ian. ESSENTIALS OF SAFETY: Maintaining the Balance. CRC Press, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.