Zhang, Y., & Deng, S. (2014). Social Question and Answer Services versus Library Virtual Reference: Evaluation and Comparison from the Users' Perspective.
Chicago Style (17th ed.) CitationZhang, Yin, and Shengli Deng. Social Question and Answer Services Versus Library Virtual Reference: Evaluation and Comparison from the Users' Perspective. 2014.
MLA (9th ed.) CitationZhang, Yin, and Shengli Deng. Social Question and Answer Services Versus Library Virtual Reference: Evaluation and Comparison from the Users' Perspective. 2014.
Warning: These citations may not always be 100% accurate.