Παραπομπή σε μορφή APA (7η εκδ.)

Lewis, D. A. (2005). The incubation edge: How incubator quality and regional capacity affect technology company performance. National Business Incubation Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lewis, David A. The Incubation Edge: How Incubator Quality and Regional Capacity Affect Technology Company Performance. Athens, Ohio: National Business Incubation Association, 2005.

Παραπομπή σε μορφή MLA (9th εκδ.)

Lewis, David A. The Incubation Edge: How Incubator Quality and Regional Capacity Affect Technology Company Performance. National Business Incubation Association, 2005.