Παραπομπή σε μορφή APA (7η εκδ.)

Nijenhuis, L. E. (1961). Blood group frequencies in the upper Digul and Muyu districts and in the Star Mountains of Netherlands New Guinea. E.J. Brill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nijenhuis, L. E. Blood Group Frequencies in the Upper Digul and Muyu Districts and in the Star Mountains of Netherlands New Guinea. Leiden: E.J. Brill, 1961.

Παραπομπή σε μορφή MLA (8th εκδ.)

Nijenhuis, L. E. Blood Group Frequencies in the Upper Digul and Muyu Districts and in the Star Mountains of Netherlands New Guinea. E.J. Brill, 1961.