Παραπομπή σε μορφή APA (7η εκδ.)

Schmitt, H. H. (2006). Return to the Moon: Exploration, Enterprise, and Energy in the Human Settlement of Space. Springer New York.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Schmitt, Harrison H. Return to the Moon: Exploration, Enterprise, and Energy in the Human Settlement of Space. New York, NY: Springer New York, 2006.

Παραπομπή σε μορφή MLA (8th εκδ.)

Schmitt, Harrison H. Return to the Moon: Exploration, Enterprise, and Energy in the Human Settlement of Space. Springer New York, 2006.