Zhang, Y., & Deng, S. (2014). Social Question and Answer Services Versus Library Virtual Reference: Evaluation and Comparison from the Users’ Perspective (1–). Information Research. https://oaks.kent.edu/node/4324
Zhang, Yin, and Shengli Deng. 2014. “Social Question and Answer Services Versus Library Virtual Reference: Evaluation and Comparison from the Users’ Perspective”. Information Research. https://oaks.kent.edu/node/4324.
Zhang, Yin, and Shengli Deng. Social Question and Answer Services Versus Library Virtual Reference: Evaluation and Comparison from the Users’ Perspective. Information Research, 1 Dec. 2014, https://oaks.kent.edu/node/4324.