APA način citiranja (7. izdanje)

Hopman, W. P. M. (1984). Plasma cholecystokinin and gallbladder responses to nutrients in man. s.n.].

Čikaški stil citiranja (17. izdanje)

Hopman, Wilhelmus Petrus Marius. Plasma Cholecystokinin and Gallbladder Responses to Nutrients in Man. [S.l.: s.n.], 1984.

MLA način citiranja (8. izdanje)

Hopman, Wilhelmus Petrus Marius. Plasma Cholecystokinin and Gallbladder Responses to Nutrients in Man. s.n.], 1984.