Hughes, R., & Olsen, J. (1965). Donald Friend: By Robert Hughes. With a foreword by John Olsen. Edwards & Shaw.
Chicago-Zitierstil (17. Ausg.)Hughes, Robert, und John Olsen. Donald Friend: By Robert Hughes. With a Foreword by John Olsen. Sydney: Edwards & Shaw, 1965.
MLA-Zitierstil (8. Ausg.)Hughes, Robert, und John Olsen. Donald Friend: By Robert Hughes. With a Foreword by John Olsen. Edwards & Shaw, 1965.
警告：這些引文格式不一定是100％准確.