Świątek, A. (2014). Order of the Acquisition of the English Article System by Polish Learners in Different Proficiency Groups. Cambridge Scholars Publishing.
芝加哥风格引文Świątek, Artur. Order of the Acquisition of the English Article System by Polish Learners in Different Proficiency Groups. Newcastle upon Tyne, [United Kingdom]: Cambridge Scholars Publishing, 2014.
MLA引文Świątek, Artur. Order of the Acquisition of the English Article System by Polish Learners in Different Proficiency Groups. Cambridge Scholars Publishing, 2014.
警告：这些引文格式不一定是100％准确.