Gaya APA
Daume, D. (1989).
Britannica Book of the Year 1989 (Britannica World Data Annual) .
nited States:
Encyclopedia Britannica.
Gaya MLA
Daume, Daphne.
"Britannica Book of the Year 1989 (Britannica World Data Annual)".
nited States:
Encyclopedia Britannica,
1989.
Text.