Halls, K. M. (2019). Simple science projects. Rourke Educational Media.
Cita Chicago Style (17a ed.)Halls, Kelly Milner. Simple Science Projects. [Vero Beach, Florida]: Rourke Educational Media, 2019.
Cita MLA (8a ed.)Halls, Kelly Milner. Simple Science Projects. Rourke Educational Media, 2019.
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