Gaya APA
Day, Alan J.. (1990).
The Annual register : a record of world events 1990 .
London:
Longman.
Gaya Chicago
Day, Alan J..
The Annual register : a record of world events 1990.
London:
Longman,
1990.
Text.
Gaya MLA
Day, Alan J..
The Annual register : a record of world events 1990.
London:
Longman,
1990.
Text.
Gaya Turabian
Day, Alan J..
The Annual register : a record of world events 1990.
London:
Longman,
1990.
Print.