Crisostomo, C. Q., Leung, V. C. P., Reidenbach, K. R. D., Villar, M. Z. P., & Virola, H. R. B. J. (1991). Focus, Inc. a systems and procedures study. College of Engineering.
Цитирование в стиле Чикаго (17-е изд.)Crisostomo, Catherine Q., Vincent Charles P. Leung, Kathryn Rose D. Reidenbach, Maria Zenaida P. Villar, и Henry Rophen B. Jr Virola. Focus, Inc. a Systems and Procedures Study. Diliman, Quezon City: College of Engineering, 1991.
Цитирование MLA (9-е изд.)Crisostomo, Catherine Q., et al. Focus, Inc. a Systems and Procedures Study. College of Engineering, 1991.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.