APA

U.S. Congress O. o. T. A., . (1993). Harmful Non-Indigenous Species in the United States. Washington D.C: Office of Technology Assessment.

Chicago

U.S. Congress Office of Technology Assessment, . 1993. Harmful Non-Indigenous Species in the United States. Washington D.C: Office of Technology Assessment.

Harvard

U.S. Congress O. o. T. A., . (1993). Harmful Non-Indigenous Species in the United States. Washington D.C: Office of Technology Assessment.

MLA

U.S. Congress Office of Technology Assessment, . Harmful Non-Indigenous Species in the United States. Washington D.C: Office of Technology Assessment. 1993.