Cita APA

Heertje, A. (1977). Economics and technical change. London: Weidenfeld & Nicolson.

Chicago Style Citation

Heertje, Arnold. Economics and Technical Change. London: Weidenfeld & Nicolson, 1977.

Cita MLA

Heertje, Arnold. Economics and Technical Change. London: Weidenfeld & Nicolson, 1977.

Atenció: Aquestes cites poden no estar 100% correctes.