APA

Robbins M. P., Conner S., . (2012). Snakes in Third Grade. USA: Rourke Educational Media.

Chicago

Robbins Maureen Picard, Conner Sharah, . 2012. Snakes in Third Grade. USA: Rourke Educational Media.

Harvard

Robbins M. P., Conner S., . (2012). Snakes in Third Grade. USA: Rourke Educational Media.

MLA

Robbins Maureen Picard, Conner Sharah, . Snakes in Third Grade. USA: Rourke Educational Media. 2012.