Reliability and validity of air reconnaissance as a collection method for urban demographic & sociological information
By: by N.E. Green & R.B. Monier
Series: [U.S.] Human Resources Research Institute. Technical research report -- 11
Publisher: Air Univ., Human Resources Research Institute
Published: 1953
Place of publication: Maxwell Air Force Base, Ala
Language: eng
Number of pages: 15
Notes: [Cover: HRRI Project Pop Key]