APA (7th ed.) Citation

O'Bruba, W., & Mika, J. (1973). The Para and the Pro.

Chicago Style (17th ed.) Citation

O'Bruba, William, and Joseph Mika. The Para and the Pro. 1973.

MLA (9th ed.) Citation

O'Bruba, William, and Joseph Mika. The Para and the Pro. 1973.

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