Παραπομπή σε μορφή APA (7η εκδ.)

Kaku, M. (2019). The Future of Humanity: Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth. Penguin Random House Group.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kaku, Michio. The Future of Humanity: Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth. London: Penguin Random House Group, 2019.

Παραπομπή σε μορφή MLA (9th εκδ.)

Kaku, Michio. The Future of Humanity: Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth. Penguin Random House Group, 2019.