APA (7th ed.) Citation

Whelan, J., & Ryder, W. (1979). Qatar 1979. Middle East Economic Digest.

Chicago Style (17th ed.) Citation

Whelan, John, and Wilfred Ryder. Qatar 1979. London: Middle East Economic Digest, 1979.

MLA (8th ed.) Citation

Whelan, John, and Wilfred Ryder. Qatar 1979. Middle East Economic Digest, 1979.

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