Gaya APA

Numeroff, L. (2009). What Sisters Do Best: (Big Sister Books for Kids, Sisterhood Books for Kids, Sibling Books for Kids) (What Brothers/Sisters Do Best) (Cet.10). Sans Francisco: Chronicle Books.

Gaya MLA

Numeroff, Laura. "What Sisters Do Best: (Big Sister Books for Kids, Sisterhood Books for Kids, Sibling Books for Kids) (What Brothers/Sisters Do Best)". Cet.10 Sans Francisco: Chronicle Books, 2009. Text.