Tohutoro APA (7th ed.)
Hodson, H. V., & Hoffman, V. (1982). The annual register: A record of world events 1981. Longman.
Tohutoru Kātū Chicago (17th ed.)
Hodson, H. V., me Verena Hoffman. The Annual Register: A Record of World Events 1981. Essex, England: Longman, 1982.
Tohutoro MLA (9th ed.)
Hodson, H. V., me Verena Hoffman. The Annual Register: A Record of World Events 1981. Longman, 1982.
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