Aviation drug investigator's guide /
U.S. Department of Transportation, Federal Aviation Administration.

APA Citation

United States. Federal Aviation Administration. (1990). Aviation drug investigator's guide. [Washington, D.C.]: Federal Aviation Administration.

MLA Citation

United States. Federal Aviation Administration. Aviation Drug Investigator's Guide. [Washington, D.C.]: Federal Aviation Administration, 1990.

Warning: These citations may not always be complete (especially for serials).