APA (7th ed.) Citation

Federal National Mortgage Association. (1988). Focus: Appraisal Guide. Federal National Mortgage Association.

Chicago Style (17th ed.) Citation

Federal National Mortgage Association. Focus: Appraisal Guide. Washington, D.C.: Federal National Mortgage Association, 1988.

MLA (9th ed.) Citation

Federal National Mortgage Association. Focus: Appraisal Guide. Federal National Mortgage Association, 1988.

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