APA
Lovell K. C., Sickles Robin & Sarkar Asani. (1988). Testing For Aggregation Bias In Efficiency Measurement. : Physica - Verlag.
Chicago
Lovell Knox CA, Sickles Robin and Sarkar Asani. 1988. Testing For Aggregation Bias In Efficiency Measurement. : Physica - Verlag.
Harvard
Lovell K. C., Sickles Robin and Sarkar Asani. (1988). Testing For Aggregation Bias In Efficiency Measurement. : Physica - Verlag.
MLA
Lovell Knox CA, Sickles Robin and Sarkar Asani. Testing For Aggregation Bias In Efficiency Measurement. : Physica - Verlag. 1988.