Gaya APA

Chiappetta, E, L., Jr., T, R, K. (2010). Science Instruction in the Middle and Secondary Schools Developing Fundamental Knowledge and Skills (7). America: Allyn & Bacon.

Gaya MLA

Chiappetta, Eugene, L.., Jr., Thomas, R., Koballa,. "Science Instruction in the Middle and Secondary Schools Developing Fundamental Knowledge and Skills". 7 America: Allyn & Bacon, 2010. Buku PPS Pend. Biologi.