Juan, P. U. (2011). Greening the hospitality industry. Sunday Times Magazine.
芝加哥风格引文Juan, Pacita U. "Greening the Hospitality Industry." Sunday Times Magazine 2011.
MLA引文Juan, Pacita U. "Greening the Hospitality Industry." Sunday Times Magazine, 2011.
警告：这些引文格式不一定是100％准确.