Each vol. has special t.p. only; v. )1( )with t.p. in German(: German, English and French; v. )2( )with t.p. in English(: English, French and German; v. )3( )with t.p. in French(: French, German and English
hrsg. von R. A. Langford und R. W. Aeberhard, unter Mitarbeit von E. H. H. Brehm )et al.(