ebrary, Inc, & Sŏng, S. (2008). Brain Korea 21 phase II: A new evaluation model. RAND.
芝加哥风格引文ebrary, Inc, 与 So-mi Sŏng. Brain Korea 21 Phase II: A New Evaluation Model. Santa Monica, CA: RAND, 2008.
MLA引文ebrary, Inc, 与 So-mi Sŏng. Brain Korea 21 Phase II: A New Evaluation Model. RAND, 2008.
警告:这些引文格式不一定是100%准确.