Παραπομπή APA

Burkhardt, C. H. (1969). Domestic and commercial oil burners: Installation and servicing (3.). Mc Graw- Hill Book Company Inc.

Παραπομπή Chicago Style

Burkhardt, Charles H. Domestic and Commercial Oil Burners: Installation and Servicing. 3. Newyork: Mc Graw- Hill Book Company Inc, 1969.

Παραπομπή MLA

Burkhardt, Charles H. Domestic and Commercial Oil Burners: Installation and Servicing. 3. Mc Graw- Hill Book Company Inc, 1969.