Columbia subject headings:
Tok Pisin language--Foreign elements--Tolai.
Tok Pisin language--Grammar, Comparative--Tolai.
Tolai language--Grammar, Comparative--Tok Pisin.
Harvard subject headings:
Tok Pisin language--Foreign elements--Raluana.
Tok Pisin language--Grammar, Comparative--Raluana.
Tolai language--Grammar, Comparative--Neo-Melanesian.
Princeton subject headings:
Tok Pisin language--Foreign elements--Raluana.
Tok Pisin language--Grammar, comparative--Raluana.
Tolai language--Grammar, Comparative--Neo-Melanesian.