APA Style

Calkins, L, A, T, K, T. (2015). Research Clubs Elephants, Penguins, and Frogs, Oh My! Grade 3 Unit 4 . : Firsthand An Imprint of Heinemann.

MLA Style

Calkins, Lucy, And, Tolan,, Kathleen, Tolan. "Research Clubs Elephants, Penguins, and Frogs, Oh My! Grade 3 Unit 4". : Firsthand An Imprint of Heinemann, 2015. BOOK.