APA (7th ed.) Citation

Peterson, P. G. (1999). Gray dawn: How the coming age wave will transform America--and the world. Times Books.

Chicago Style (17th ed.) Citation

Peterson, Peter G. Gray Dawn: How the Coming Age Wave Will Transform America--and the World. New York: Times Books, 1999.

MLA (9th ed.) Citation

Peterson, Peter G. Gray Dawn: How the Coming Age Wave Will Transform America--and the World. Times Books, 1999.