Amphilex '67: Internationale Filatelistische Tentoonstelling / [Nederlandse bond van filatelisten-verenigingen]
Mozambique : catalogue of stamps, souvenir sheets, aerogrames, post cards, coins, notes / Empresa de Filatelia e Numismática
Filatelian maailmannäyttely / [Finlandia 88]
Filatelia / V. M. Martins S. Dias