APA

Simpson D., Love J., Walker J. & Walker J. (1987). The challenge of new technology. Brighton, Sussex [u.a.]: Wheatsheaf [u.a.].

Chicago

Simpson David, Love Jim, Walker James and Walker James. 1987. The challenge of new technology. Brighton, Sussex [u.a.]: Wheatsheaf [u.a.].

Harvard

Simpson D., Love J., Walker J. and Walker J. (1987). The challenge of new technology. Brighton, Sussex [u.a.]: Wheatsheaf [u.a.].

MLA

Simpson David, Love Jim, Walker James and Walker James. The challenge of new technology. Brighton, Sussex [u.a.]: Wheatsheaf [u.a.]. 1987.