Louise Petheram. (2014). Scientifica Reader Year 9 Scientifica Presents People Like Us (1.). Oxford University Press.
Chicago-viite (17. p.)Louise Petheram. Scientifica Reader Year 9 Scientifica Presents People Like Us. 1. Oxford University Press, 2014.
MLA-viite (9. p.)Louise Petheram. Scientifica Reader Year 9 Scientifica Presents People Like Us. 1. Oxford University Press, 2014.
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