APA (7th ed.) Citation

Smith, P. E. L., & Mortensen, P. (1980). Three New "Early Neolithic" Sites in Western Iran.

Chicago Style (17th ed.) Citation

Smith, Philip E. L., and Peder Mortensen. Three New "Early Neolithic" Sites in Western Iran. 1980.

MLA (8th ed.) Citation

Smith, Philip E. L., and Peder Mortensen. Three New "Early Neolithic" Sites in Western Iran. 1980.

Warning: These citations may not always be 100% accurate.