Gaya APA

sparky. (2009). : hinkler books Pty Ltd.

Gaya Chicago

sparky. . : hinkler books Pty Ltd, 2009. Text.

Gaya MLA

sparky. . : hinkler books Pty Ltd, 2009. Text.

Gaya Turabian

sparky. : hinkler books Pty Ltd, 2009. Print.