Παραπομπή APA

Wakeford, T., Walters, M., & Hawking, S. (1995). Science for the earth: : can science make the world a better placé. Chichester: John Wiley & Sons.

Παραπομπή Chicago Style

Wakeford, Tom, Martin Walters, and Stephen Hawking. Science for the Earth: : Can Science Make the World a Better Placé. Chichester: John Wiley & Sons, 1995.

Παραπομπή MLA

Wakeford, Tom, Martin Walters, and Stephen Hawking. Science for the Earth: : Can Science Make the World a Better Placé. Chichester: John Wiley & Sons, 1995.

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