APA (7th ed.) Citation

(1990). Flood insurance study (Revised September 5, 1990.). Federal Emergency Management Agency.

Chicago Style (17th ed.) Citation

Flood Insurance Study. Revised September 5, 1990. [Washington, D.C.]: Federal Emergency Management Agency, 1990.

MLA (9th ed.) Citation

Flood Insurance Study. Revised September 5, 1990. Federal Emergency Management Agency, 1990.

Warning: These citations may not always be 100% accurate.