Peter Riley. (2012). Cambridge Checkpoint Science Workbook 1 ("New, Workbook".). Hodder Education.
Chicago Style (17th ed.) CitationPeter Riley. Cambridge Checkpoint Science Workbook 1. "New, Workbook". Hodder Education, 2012.
MLA引文Peter Riley. Cambridge Checkpoint Science Workbook 1. "New, Workbook". Hodder Education, 2012.
警告:這些引文格式不一定是100%准確.