APA Style

Standiford, Natalie. (1996). Astronauts are Sleeping . United Kingdom: Alfred Publishing.

Chicago Style

Standiford, Natalie. Astronauts are Sleeping. United Kingdom: Alfred Publishing, 1996. .

MLA Style

Standiford, Natalie. Astronauts are Sleeping. United Kingdom: Alfred Publishing, 1996. .

Turabian Style

Standiford, Natalie. Astronauts are Sleeping. United Kingdom: Alfred Publishing, 1996. .