APA (7th ed.) Citation

Engineer, R. (1983). Calculator program aids sucker-rod systems design and optimization. Oil & Gas Journal, 81, 56.

Chicago Style (17th ed.) Citation

Engineer, R. "Calculator Program Aids Sucker-rod Systems Design and Optimization." Oil & Gas Journal 81 (1983): 56.

MLA (9th ed.) Citation

Engineer, R. "Calculator Program Aids Sucker-rod Systems Design and Optimization." Oil & Gas Journal, vol. 81, 1983, p. 56.

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