What type of citation is this APA or MLA?

Kahn, Ada P. "depression." The Encyclopedia of Stress and Stress-Related Diseases, Second Edition. New York: Facts On File, Inc., 2006. Health Reference Center. Facts On File, Inc. a href="http://www.fofweb.com/activelink2.asp?ItemID=WE48&SID=5&iPin=" rel="nofollow"http://www.fofweb.com/activelink2.asp?It…/a ESRD0162&SingleRecord=True (accessed February 2, 2009).