APA

edited by Thomas W. Hilgers D. J. H. D. M. . H. T. W. D. J. D., .New perspectives on human abortion. Frederick: .

Chicago

edited by Thomas W. Hilgers Dennis J Horan David Mall Hilgers Thomas W.Horan Dennis J.Mall David, .New perspectives on human abortion. Frederick: .

Harvard

edited by Thomas W. Hilgers D. J. H. D. M. . H. T. W. D. J. D., .New perspectives on human abortion. Frederick: .

MLA

edited by Thomas W. Hilgers Dennis J Horan David Mall Hilgers Thomas W.Horan Dennis J.Mall David, .Frederick: . .