WASHINGTON--KAREL DUDA, CZECHOSLOVAKIAN AMBAS~ADOR TO THE u.s., APPEALED LAST NIGHT FOR·"WORLD PUBLIC OPINION" TO SUPPORT THE LEGITIMATE GOVERNMENT OF HIS COUNTRY. · · · · AT A.PRESS CONFERENCE HELD IN THE CZECH EMBASSY HERE, DUDA DECLARED1 · "WE ~TEGORICALLY REQUEST IMMEDIATE WITHDRAWAL OF -THE ARMED FORCES ·oF THE FIVE STATES OF THE WARSAW TREATY AND FULL RESPECT FOR THE STATE SOVEREIGNTY OF THE CZECHOSLOVAK SOCIALIST REPUBLIC~ _ \ l "WE APPEAL TO PARLIAMENTS OF ALL COUNTRIES AND TO WORLD PUBLIC . OPINION AND ASK THEM TO SUPPORT OUR LEGITl.MATE · . REQUIREMENTS." DUBA SAID THERE SHOULD BE NO FORCIBLE ACTION AGAINST THE OCCUPATION ARMIES BECAUSE SUCH A MOVE WOULD GIVE THE OCCUPATION FORCES A REASON TO "JUSTIFYING THE INTERVENTION." . -0­