APA (7th ed.) Citation

Orme,Helen. (2006). Let's explore Mars. Great Britain.

Chicago Style (17th ed.) Citation

Orme,Helen. Let's Explore Mars. Kent: Great Britain, 2006.

MLA (9th ed.) Citation

Orme,Helen. Let's Explore Mars. Great Britain, 2006.

Warning: These citations may not always be 100% accurate.