Columbia subject headings:
Harvard subject headings:
French language--Conversation and phrase books--Polyglot.
German language--Conversation and phrase books--Polyglot.
Greek language, Modern--Conversation and phrase books--Polyglot.
Polyglot glossaries, phrase books, etc.
Princeton subject headings:
French language--Conversation and phrase books--Polyglot.
German language--Conversation and phrase books--Polyglot.
Greek language, Modern--Conversation and phrase books--Polyglot.
Polyglot glossaries, phrase books, etc.