APA (7th ed.) Citation

Roos, B., & Roos, J. P. (1983). The upper-class way of life: An alternative for what? United Nations University.

Chicago Style (17th ed.) Citation

Roos, Barbara, and J. P. Roos. The Upper-class Way of Life: An Alternative for What? Tokyo: United Nations University, 1983.

MLA (9th ed.) Citation

Roos, Barbara, and J. P. Roos. The Upper-class Way of Life: An Alternative for What? United Nations University, 1983.