Gaya APA

Macdonell, C. (2007). Project-based inquiry units for young children : first step to research for grades Pre-K-2 (-). Ohio: Linworth Publishing.

Gaya MLA

Macdonell, Colleen. "Project-based inquiry units for young children : first step to research for grades Pre-K-2". - Ohio: Linworth Publishing, 2007. Text.