APA-viite (7. p.)
Symposium on Purine and Pyrimidine Metabolism London, England. (1977). Purine and pyrimidine metabolism. Elsevier/Excerpta Medica/North-Holland.
Chicago-viite (17. p.)
Symposium on Purine and Pyrimidine Metabolism London, England. Purine and Pyrimidine Metabolism. Amsterdam ; New York: Elsevier/Excerpta Medica/North-Holland, 1977.
MLA-viite (9. p.)
Symposium on Purine and Pyrimidine Metabolism London, England. Purine and Pyrimidine Metabolism. Elsevier/Excerpta Medica/North-Holland, 1977.
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