Zhen-Wu, B. Y. (2010). Indices of water quality in the watershed of Victoria creek, Guanacaste, Costa Rica (2007-2008).
استشهاد بنمط شيكاغوZhen-Wu, Bi Yun. Indices of Water Quality in the Watershed of Victoria Creek, Guanacaste, Costa Rica (2007-2008). 2010.
MLA استشهادZhen-Wu, Bi Yun. Indices of Water Quality in the Watershed of Victoria Creek, Guanacaste, Costa Rica (2007-2008). 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.