'Martin Greif' in OBA Collectie

The gay book of days : an evocatively illustrated who's who of who is, was, may have been, probably was, and almost certainly seems to have been gay during the past 5,000 years / by Martin Greif

The gay book of days : an evocatively illustrated who's who of who is, was, may have been, probably was, and almost certainly seems to have been gay during the past 5,000 years / by Martin Greif ; forew. by Samuel M. Steward

The gay engagement calendar 1978 / compiled by Martin Greif

Das Recht auf Vielfalt : Aufgaben und Herausforderungen sexueller Bildung / Elisabeth Tuider und Martin Dannecker