Haeberle, E. J. (1983). The birth of sexology: A brief history in documents / Selected and Annotated with an Introduction by Erwin J. Haeberle. Foreword by Wilhelm A. Kewenig, Senator for Science and Research, Berlin. World Association for Sexology.
Παραπομπή σε μορφή Chicago (17η εκδ.)Haeberle, Erwin J. The Birth of Sexology: A Brief History in Documents / Selected and Annotated with an Introduction by Erwin J. Haeberle. Foreword by Wilhelm A. Kewenig, Senator for Science and Research, Berlin. Washington, D.C.: World Association for Sexology, 1983.
Παραπομπή σε μορφή MLA (8th εκδ.)Haeberle, Erwin J. The Birth of Sexology: A Brief History in Documents / Selected and Annotated with an Introduction by Erwin J. Haeberle. Foreword by Wilhelm A. Kewenig, Senator for Science and Research, Berlin. World Association for Sexology, 1983.