APA (7th ed.) Citation

Geoprojects (U.K.) Ltd, Geoprojects (Firm), & Oxford University Press. (1991). Map of the Syrian Arab Republic (Rev. ed., 1991.). GEOprojects.

Chicago Style (17th ed.) Citation

Geoprojects (U.K.) Ltd, Geoprojects (Firm), and Oxford University Press. Map of the Syrian Arab Republic. Rev. ed., 1991. Beirut, Lebanon: GEOprojects, 1991.

MLA (9th ed.) Citation

Geoprojects (U.K.) Ltd, et al. Map of the Syrian Arab Republic. Rev. ed., 1991. GEOprojects, 1991.