Gaya APA

Taylor, B. (2006). I Wonder Why Soap Makes Bubbles and Other Questions About Science (Cet. ke-5). cambridge, UK: GROLIER DANBURY,CONNECTICUT.

Gaya MLA

Taylor, Barbara. "I Wonder Why Soap Makes Bubbles and Other Questions About Science". Cet. ke-5 cambridge, UK: GROLIER DANBURY,CONNECTICUT, 2006. Text.