Gaya APA
Louise & Spilsbury, Richard. (2011).
Oxford Read and Discover 6: Wonderful ecosystems .
New York:
Oxford University Press.
Gaya Chicago
Louise & Spilsbury, Richard.
Oxford Read and Discover 6: Wonderful ecosystems.
New York:
Oxford University Press,
2011.
Text.
Gaya MLA
Louise & Spilsbury, Richard.
Oxford Read and Discover 6: Wonderful ecosystems.
New York:
Oxford University Press,
2011.
Text.
Gaya Turabian
Louise & Spilsbury, Richard.
Oxford Read and Discover 6: Wonderful ecosystems.
New York:
Oxford University Press,
2011.
Print.