Warren, B., & FitzGerald, E. (1978). The Gerl definitives: A specialised handbook of the definitive postage stamps of Ireland, 1968 to 1978. I. Whyte.
MLA CitationWarren, Brian, and Edward FitzGerald. The Gerl Definitives: A Specialised Handbook of the Definitive Postage Stamps of Ireland, 1968 to 1978. I. Whyte, 1978.
Warning: These citations have been automatically generated and may not always be 100% accurate..