Παραπομπή σε μορφή APA (7η εκδ.)

Butler, C. H. (1984). Cogeneration: Engineering, design, financing, and regulatory compliance. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Butler, Charles H. Cogeneration: Engineering, Design, Financing, and Regulatory Compliance. New York: McGraw-Hill, 1984.

Παραπομπή σε μορφή MLA (9th εκδ.)

Butler, Charles H. Cogeneration: Engineering, Design, Financing, and Regulatory Compliance. McGraw-Hill, 1984.