Sikich, G. W. (1996). Emergency management planning handbook. McGraw Hill.
Cita Chicago (17th ed.)Sikich, Geary W. Emergency Management Planning Handbook. Nueva York: McGraw Hill, 1996.
Cita MLA (9th ed.)Sikich, Geary W. Emergency Management Planning Handbook. McGraw Hill, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.