Цитирование APA (7-е изд.)

Delos Reyes, R. A. (1991). Watch your business English: A practical guidebook to over 800 concerns on correct usage in business correspondence. PROSEC.

Цитирование в стиле Чикаго (17-е изд.)

Delos Reyes, Rodolfo A. Watch Your Business English: A Practical Guidebook to over 800 Concerns on Correct Usage in Business Correspondence. Makati: PROSEC, 1991.

Цитирование MLA (9-е изд.)

Delos Reyes, Rodolfo A. Watch Your Business English: A Practical Guidebook to over 800 Concerns on Correct Usage in Business Correspondence. PROSEC, 1991.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.