APA (7th ed.) Citation

Smith, R., & Abell, S. Australia: Journey through a timeless land. National Geographic Society.

Chicago Style (17th ed.) Citation

Smith, Roff, and Sam Abell. Australia: Journey Through a Timeless Land. Washington: National Geographic Society.

MLA (9th ed.) Citation

Smith, Roff, and Sam Abell. Australia: Journey Through a Timeless Land. National Geographic Society.

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