APA
warne s., . (1999). Let's Look At : Shapes. london: joanna lorenz.
Chicago
warne shopie, . 1999. Let's Look At : Shapes. london: joanna lorenz.
Harvard
warne s., . (1999). Let's Look At : Shapes. london: joanna lorenz.
MLA
warne shopie, . Let's Look At : Shapes. london: joanna lorenz. 1999.
