Columbia subject headings:
Children--Language.
English language--Acquisition.
English language--Gender.
English language--Grammar, Comparative--German.
German language--Acquisition.
German language--Gender.
German language--Grammar, Comparative--English.
Language acquisition.
Harvard subject headings:
Children--Language
English language--Acquisition
English language--Gender
English language--Grammar, Comparative--German
German language--Acquisition.
German language--Gender.
German language--Grammar, Comparative--English.
Language acquisition.
Princeton subject headings:
Children--Language.
English language--Acquisition.
English language--Gender.
English language--Grammar, Comparative--German.
German language--Acquisition.
German language--Gender.
German language--Grammar, Comparative--English.
Language acquisition.