APA Style

Hollas, B. (2005). Differentiating Instruction in a Whole-Group Setting : Taking the Easy First Steps Into Differentiation Grades 3-8 . : Crystal Springs Books.

MLA Style

Hollas, Betty. "Differentiating Instruction in a Whole-Group Setting : Taking the Easy First Steps Into Differentiation Grades 3-8". : Crystal Springs Books, 2005. BOOK.