Klinkhammer, J. (2009). Student Pieces: A Second Look at Problem Solving. e-Publications@Marquette.
Chicago-referens (17:e uppl.)Klinkhammer, John. Student Pieces: A Second Look at Problem Solving. e-Publications@Marquette, 2009.
MLA-referens (8:e uppl.)Klinkhammer, John. Student Pieces: A Second Look at Problem Solving. e-Publications@Marquette, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.