APA-čujuhus (7. p.)

Karen Hartley; Chris MacRo; Philip Taylor. (2001). Caterpillar (Bug Books). Heinemann/Raintree.

Chicago-čujuhus (17. p.)

Karen Hartley; Chris MacRo; Philip Taylor. Caterpillar (Bug Books). Heinemann/Raintree, 2001.

MLA-čujuhus (9. p.)

Karen Hartley; Chris MacRo; Philip Taylor. Caterpillar (Bug Books). Heinemann/Raintree, 2001.

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