APA

Sparrow G., . (2008). The traveller's to the solar system. London: Collins.

Chicago

Sparrow Giles, . 2008. The traveller's to the solar system. London: Collins.

Harvard

Sparrow G., . (2008). The traveller's to the solar system. London: Collins.

MLA

Sparrow Giles, . The traveller's to the solar system. London: Collins. 2008.