APA

McCoy J. A., with a preface by Frederick A. McGuire, .Advice from the field. Baltimore: .

Chicago

McCoy Joseph A, with a preface by Frederick A. McGuire, .Advice from the field. Baltimore: .

Harvard

McCoy J. A., with a preface by Frederick A. McGuire, .Advice from the field. Baltimore: .

MLA

McCoy Joseph A, with a preface by Frederick A. McGuire, .Baltimore: . .