Columbia subject headings:
German language--Foreign words and phrases--English.
German language--Morphology.
German language--Orthography and spelling.
Polish language--Foreign words and phrases--English.
Polish language--Morphology.
Polish language--Orthography and spelling.
Harvard subject headings:
English language--Influence on German
English language--Influence on Polish
German language--Foreign words and phrases--English
German language--Morphology.
German language--Orthography and spelling.
Polish language--Foreign words and phrases--English
Polish language--Morphology.
Polish language--Orthography and spelling.
Princeton subject headings: