Gaya APA

Smith, M, W, [, A. (2008). User's guide to the early language & literacy classroom observation: pre-K Tool . Michigan: Paul H Brookes Publishing.

Gaya MLA

Smith, Miriam, W., [et, Al.]. "User's guide to the early language & literacy classroom observation: pre-K Tool". Michigan: Paul H Brookes Publishing, 2008. Text.