Gaya APA
Jackson., E, R.
(1989).
Annual editions: global issues 89/90
(
ed. 5)
.
USA:
THE DUSHKIN PUBLISHING GROUP.
Gaya MLA
Jackson., Ed., Robert.
"Annual editions: global issues 89/90".
ed. 5
USA:
THE DUSHKIN PUBLISHING GROUP,
1989.
Text.