Cita APA (7a ed.)

Bonfield, L., Smith, R. M., Wrightson, K., & Laslett, P. (1986). The world we have gained: Histories of population and social structure : essays presented to Peter Laslett on his seventieth birthday. Basil Blackwell.

Cita Chicago Style (17a ed.)

Bonfield, Lloyd, Richard M. Smith, Keith Wrightson, y Peter Laslett. The World We Have Gained: Histories of Population and Social Structure : Essays Presented to Peter Laslett on His Seventieth Birthday. Oxford: Basil Blackwell, 1986.

Cita MLA (9a ed.)

Bonfield, Lloyd, et al. The World We Have Gained: Histories of Population and Social Structure : Essays Presented to Peter Laslett on His Seventieth Birthday. Basil Blackwell, 1986.