Opie, C. (2004). Doing educational research. Vistaar.
芝加哥风格引文Opie, Clive. Doing Educational Research. New Delhi: Vistaar, 2004.
MLA引文Opie, Clive. Doing Educational Research. Vistaar, 2004.
警告：这些引文格式不一定是100％准确.
APA引文
Opie, C. (2004). Doing educational research. Vistaar.
芝加哥风格引文Opie, Clive. Doing Educational Research. New Delhi: Vistaar, 2004.
MLA引文Opie, Clive. Doing Educational Research. Vistaar, 2004.