Παραπομπή σε μορφή APA (7η εκδ.)

Grabowski, A. (2013). Juristic Concept of the Validity of Statutory Law: A Critique of Contemporary Legal Nonpositivism. Springer Berlin Heidelberg : Imprint: Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grabowski, Andrzej. Juristic Concept of the Validity of Statutory Law: A Critique of Contemporary Legal Nonpositivism. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.

Παραπομπή σε μορφή MLA (8th εκδ.)

Grabowski, Andrzej. Juristic Concept of the Validity of Statutory Law: A Critique of Contemporary Legal Nonpositivism. Springer Berlin Heidelberg : Imprint: Springer, 2013.