Gaya APA

Lewis, C., Daubney, K. (2018). Leap Ahead Workbook: English - Home Learning Made Fun (5-6 Years) . Northamptonshire, UK: Igloo Books Ltd.

Gaya MLA

Lewis, Carrie., Daubney, Kate. "Leap Ahead Workbook: English - Home Learning Made Fun (5-6 Years)". Northamptonshire, UK: Igloo Books Ltd, 2018. Text.