APA (7th ed.) Citation

Trefil & Aldrin. (2019). Space atlas: Mapping the universe and beyond (2nd ed.). National Geographic.

Chicago Style (17th ed.) Citation

Trefil and Aldrin. Space Atlas: Mapping the Universe and Beyond. 2nd ed. Washington, D.C: National Geographic, 2019.

MLA (8th ed.) Citation

Trefil and Aldrin. Space Atlas: Mapping the Universe and Beyond. 2nd ed. National Geographic, 2019.