APA (7th ed.) Citation

(1999). Flood insurance study (Revised September 22, 1999.). Federal Emergency Management Agency.

Chicago Style (17th ed.) Citation

Flood Insurance Study. Revised September 22, 1999. [Washington, D.C.]: Federal Emergency Management Agency, 1999.

MLA (9th ed.) Citation

Flood Insurance Study. Revised September 22, 1999. Federal Emergency Management Agency, 1999.