Purpura, J. E. (1999). Learner strategy use and performance on language tests: A structural equation modeling approach. Cambridge University Press.
芝加哥风格引文Purpura, James E. Learner Strategy Use and Performance on Language Tests: A Structural Equation Modeling Approach. Cambridge: Cambridge University Press, 1999.
MLA引文Purpura, James E. Learner Strategy Use and Performance on Language Tests: A Structural Equation Modeling Approach. Cambridge University Press, 1999.
警告：这些引文格式不一定是100％准确.