Barrows, A., & Blackall, S. (2011). Ivy + Bean what's the big idea? (1st pbk. ed.). Chronicle Books.
Cita Chicago Style (17a ed.)Barrows, Annie, y Sophie Blackall. Ivy + Bean What's the Big Idea? 1st pbk. ed. San Francisco: Chronicle Books, 2011.
Cita MLA (8a ed.)Barrows, Annie, y Sophie Blackall. Ivy + Bean What's the Big Idea? 1st pbk. ed. Chronicle Books, 2011.
Precaución: Estas citas no son 100% exactas.