APA (7th ed.) Citation

Levinson, R., & Thomas, J. N. (1997). Science today: Problem or crisisn. Routledge.

Chicago Style (17th ed.) Citation

Levinson, Ralph, and Jeffrey N. Thomas. Science Today: Problem or Crisisn. New York: Routledge, 1997.

MLA (9th ed.) Citation

Levinson, Ralph, and Jeffrey N. Thomas. Science Today: Problem or Crisisn. Routledge, 1997.