Spence, C. (2017). Breakfast: The most important meal of the day? Elsevier.
芝加哥风格引文Spence, C. Breakfast: The Most Important Meal of the Day? Elsevier, 2017.
MLA引文Spence, C. Breakfast: The Most Important Meal of the Day? Elsevier, 2017.
警告：这些引文格式不一定是100％准确.