APA

Brown R. H., Chapman W. H. & United States Geological Survey. (1987). Inertial instrument system for aerial surveying. Washington, D.C: U.S. Gov. Print. Off.

Chicago

Brown Russell Henry, Chapman William H and United States Geological Survey. 1987. Inertial instrument system for aerial surveying. Washington, D.C: U.S. Gov. Print. Off.

Harvard

Brown R. H., Chapman W. H. and United States Geological Survey. (1987). Inertial instrument system for aerial surveying. Washington, D.C: U.S. Gov. Print. Off.

MLA

Brown Russell Henry, Chapman William H and United States Geological Survey. Inertial instrument system for aerial surveying. Washington, D.C: U.S. Gov. Print. Off. 1987.