Παραπομπή σε μορφή APA (7η εκδ.)

sack, k., & linsel, h. (1966). general organization of planning of industry (ed. 2.). National Planning Institute.

Παραπομπή σε μορφή Chicago (17η εκδ.)

sack, kurt, και hermann linsel. General Organization of Planning of Industry. ed. 2. cairo: National Planning Institute, 1966.

Παραπομπή σε μορφή MLA (9th εκδ.)

sack, kurt, και hermann linsel. General Organization of Planning of Industry. ed. 2. National Planning Institute, 1966.