X30 Subfield $a - Uniform title:

Subfield $a contains a uniform title.  Parenthetical information added to make a title distinctive is not separately subfield coded except in the case of the date of signing added to a uniform title of a treaty (see subfield $d).

Examples:

130  #0  $aHabakkuk commentary

130  #0  $aBeowulf

130  #0  $aCodex Brucianus

130  #0  $aResources information series

130  #0  $aImago (Series)

130  #0  $aRecherches (Sand (Firm))

130  #0  $aSocialist thought and practice (Belgrade, Serbia)

130  #0  $aEconomia (Franco Angeli editore : 1985)

130  #0  $aNotícias de Macau

130  #0  $aInter-American Treaty of Reciprocal Assistance$d(1947)

[Parenthetical date of treaty signing is contained in subfield $d.]