Columbia subject headings:
Arabic language--Grammar, Comparative--German.
Arabic language--Morphology.
Arabic language--Passive voice.
German language--Grammar, Comparative--Arabic.
German language--Morphology.
German language--Passive voice.
Harvard subject headings:
Arabic language--Grammar, Comparative--German.
Arabic language--Morphology.
Arabic language--Passive voice.
German language--Grammar, Comparative--Arabic.
German language--Morphology.
German language--Passive voice.
Princeton subject headings:
Arabic language--Grammar, Comparative--German.
Arabic language--Passive voice.
German language--Grammar, Comparative--Arabic.
German language--Passive voice--Study and teaching.