Columbia subject headings:
Harvard subject headings:
Botany--Dictionaries
English language--Dictionaries--Arabic
Microbiology--Dictionaries.
Princeton subject headings:
Arabic language--Dictionaries--English.
Botany--Dictionaries--Arabic.
Botany--Dictionaries.
Dictionaries.
English language--Dictionaries--Arabic.
Microbiology--Dictionaries--Arabic.
Microbiology--Dictionaries.