Cita APA (7a ed.)

Rao, C. R., & Krishnaiah, P. R. (1988). Sampling. North-Holland.

Cita Chicago Style (17a ed.)

Rao, C. Radhakrishna, y Paruchuri R. Krishnaiah. Sampling. Amsterdam [etc.]: North-Holland, 1988.

Cita MLA (9a ed.)

Rao, C. Radhakrishna, y Paruchuri R. Krishnaiah. Sampling. North-Holland, 1988.