Cita APA (7a ed.)

Lenchner, G. (2005). Creative problem solving in school mathematics (2nd ed., rev. and expanded.). MOEMS.

Cita Chicago Style (17a ed.)

Lenchner, George. Creative Problem Solving in School Mathematics. 2nd ed., rev. and expanded. Bellmore, New York: MOEMS, 2005.

Cita MLA (9a ed.)

Lenchner, George. Creative Problem Solving in School Mathematics. 2nd ed., rev. and expanded. MOEMS, 2005.