APA Style

Strauss, W., Howe, N. (1991). Generations The History of America's Future, 1584 to 2069 (Cet.1). London: Harper Perennial.

MLA Style

Strauss, William., Howe, Neil. "Generations The History of America's Future, 1584 to 2069". Cet.1 London: Harper Perennial, 1991. Text.