APA

Barbre J. G., . (2017). Baby steps to stem. : Redleaf Press.

Chicago

Barbre Jean G, . 2017. Baby steps to stem. : Redleaf Press.

Harvard

Barbre J. G., . (2017). Baby steps to stem. : Redleaf Press.

MLA

Barbre Jean G, . Baby steps to stem. : Redleaf Press. 2017.