@book{ Solr-6504158, title = {[Map showing neutral zones between Saudi Arabia and Iraq and between Saudi Arabia and Kuwait].}, editor = {United States. Central Intelligence Agency}, address = {Washington D.C.}, publisher = {[Central Intelligence Agency]}, year = {1991}, note = {"721438 (B01188) 3-91."}, note = {Depths shown by gradient tints.}, url = {https://purl.fdlp.gov/GPO/LPS45639} }