Cita APA (7a ed.)

Sellars, E., & Lowndes, S. (2013). Using and applying mathematics at key stage 2: A guide to teaching problem solving and thinking skills. Routledge.

Cita Chicago Style (17a ed.)

Sellars, Elaine, y Sue Lowndes. Using and Applying Mathematics at Key Stage 2: A Guide to Teaching Problem Solving and Thinking Skills. London: Routledge, 2013.

Cita MLA (9a ed.)

Sellars, Elaine, y Sue Lowndes. Using and Applying Mathematics at Key Stage 2: A Guide to Teaching Problem Solving and Thinking Skills. Routledge, 2013.