Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1979). Energy technology. National Swedish Board for Technical Development.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. Energy Technology. Stockholm: National Swedish Board for Technical Development, 1979.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. Energy Technology. National Swedish Board for Technical Development, 1979.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.