Παραπομπή σε μορφή APA (7η εκδ.)

Krains , O. (1974). World And Ideas Of Ernst Freund: Search For Genral Principles Of Legislation And Administrative Law. Univ Of Albama.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Krains , Oscar. World And Ideas Of Ernst Freund: Search For Genral Principles Of Legislation And Administrative Law. USA: Univ Of Albama, 1974.

Παραπομπή σε μορφή MLA (9th εκδ.)

Krains , Oscar. World And Ideas Of Ernst Freund: Search For Genral Principles Of Legislation And Administrative Law. Univ Of Albama, 1974.