TY  - RPRT
TI  - Annual report of the USGS Mission, Kingdom of Saudi Arabia, for the third year of the fifth extension of the USGS-MPMR work agreement : fiscal year 1400/01, 1 Rajab 1400-30 Jumad Thani 1401 (15 May 1980-4 May 1981)
AU  - U.S. Geological Survey Saudi Arabia Mission
AU  - Saudi Arabia. Mudīrīyah al-ʻĀmmah lil-Tharwah al-Maʻdinīyah
PY  - 1981
UR  - https://pubs.usgs.gov/publication/70157385
ID  - 70157385
ER  -