Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.