APA način citiranja (7. izdanje)

Gudiksen, E. (1950). Investigations on the composition of gastric juice: With a summary in Danish. H. Hagerup.

Čikaški stil citiranja (17. izdanje)

Gudiksen, Erik. Investigations on the Composition of Gastric Juice: With a Summary in Danish. [Copenhague: H. Hagerup, 1950.

MLA način citiranja (8. izdanje)

Gudiksen, Erik. Investigations on the Composition of Gastric Juice: With a Summary in Danish. H. Hagerup, 1950.