Learning Cycle (firm). (2000). Think it through: Problem solving activities designed to develop critical thinking, literacy and numeracy skills. Learning Cycle.
芝加哥风格引文Learning Cycle (firm). Think It Through: Problem Solving Activities Designed to Develop Critical Thinking, Literacy and Numeracy Skills. Orange, N.S.W.: Learning Cycle, 2000.
MLA引文Learning Cycle (firm). Think It Through: Problem Solving Activities Designed to Develop Critical Thinking, Literacy and Numeracy Skills. Learning Cycle, 2000.
警告：这些引文格式不一定是100％准确.