Ornos, P. S. (2004). Communication skills in the discipline: College reading and writing. Mutya Publishing House.
Цитирование в стиле Чикаго (17-е изд.)Ornos, Petra S. Communication Skills in the Discipline: College Reading and Writing. Valenzuela City: Mutya Publishing House, 2004.
Цитирование MLA (9-е изд.)Ornos, Petra S. Communication Skills in the Discipline: College Reading and Writing. Mutya Publishing House, 2004.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.