Trích dẫn APA

O'Connor, J. (1997). The Art of Systems Thinking: Essential Skills for Creativity and Problem Solving. Hammersmith, London: Thorsons.

Trích dẫn kiểu Chicago

O'Connor, Joseph. The Art of Systems Thinking: Essential Skills for Creativity and Problem Solving. Hammersmith, London: Thorsons, 1997.

Trích dẫn MLA

O'Connor, Joseph. The Art of Systems Thinking: Essential Skills for Creativity and Problem Solving. Hammersmith, London: Thorsons, 1997.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.