Raskin, P. (1986). LEAP: A description of the LDC Energy Alternatives Planning System. Beijer Institute, Royal Swedish Academy of Sciences.
Cita Chicago (17th ed.)Raskin, Paul. LEAP: A Description of the LDC Energy Alternatives Planning System. Stockholm, Sweden: Beijer Institute, Royal Swedish Academy of Sciences, 1986.
Cita MLA (9th ed.)Raskin, Paul. LEAP: A Description of the LDC Energy Alternatives Planning System. Beijer Institute, Royal Swedish Academy of Sciences, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.