Cita APA

Des, R. (1972). Design of sample surveys. Mc Graw- Hill Book Company Inc.

Chicago Edition Citation

Des, Raj. Design of Sample Surveys. Newyork: Mc Graw- Hill Book Company Inc, 1972.

Cita MLA

Des, Raj. Design of Sample Surveys. Mc Graw- Hill Book Company Inc, 1972.

Atenció: Aquestes cites poden no estar 100% correctes.