It has become fashionable to talk of 'energy crisis' but in fact there is still no shortage of energy - if one is prepared to pay the price. This situation, however, cannot continue indefinitely because our limited supplies coal and oil are fast running out and their scarcity value is increasing.
Reference:
Billingham, P.A. 1977. Introductory guide to saving energy in the home. (BG). NBRI/CSIR. http://hdl.handle.net/10204/4654 .
Billingham, P. A. (1977). Introductory guide to saving energy in the home (BG). NBRI/CSIR. Retrieved from http://hdl.handle.net/10204/4654
Billingham, P.A Introductory guide to saving energy in the home. BG. NBRI/CSIR, 1977. http://hdl.handle.net/10204/4654
Billingham PA. Introductory guide to saving energy in the home. 1977 [cited yyyy month dd]. Available from: http://hdl.handle.net/10204/4654