Παραπομπή σε μορφή APA (7η εκδ.)

Urban, S., Lee, J., & Freeman, M. (2002). A family of Rhomboid intramembrane proteases activates all Drosophila membrane-tethered EGF ligands.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Urban, S., JR Lee, και M. Freeman. A Family of Rhomboid Intramembrane Proteases Activates All Drosophila Membrane-tethered EGF Ligands. 2002.

Παραπομπή σε μορφή MLA (9th εκδ.)

Urban, S., et al. A Family of Rhomboid Intramembrane Proteases Activates All Drosophila Membrane-tethered EGF Ligands. 2002.