APA

Lawrence K. E., Aspen Reference Group Aspen Publishers, . (1993). The Aspen guide to effective health care correspondence. Gaithersburg, Md: Aspen Publishers, Inc.

Chicago

Lawrence Kenneth E, Aspen Reference Group Aspen Publishers, . 1993. The Aspen guide to effective health care correspondence. Gaithersburg, Md: Aspen Publishers, Inc.

Harvard

Lawrence K. E., Aspen Reference Group Aspen Publishers, . (1993). The Aspen guide to effective health care correspondence. Gaithersburg, Md: Aspen Publishers, Inc.

MLA

Lawrence Kenneth E, Aspen Reference Group Aspen Publishers, . The Aspen guide to effective health care correspondence. Gaithersburg, Md: Aspen Publishers, Inc. 1993.