Srivastava, G. (1966). Practical problems in statistics Vol II. Scientific Book Agency.
Lua i Stíl Chicago (17ú heag.)Srivastava, G. Practical Problems in Statistics Vol II. Calcutta: Scientific Book Agency, 1966.
Lua MLA (9ú heag.)Srivastava, G. Practical Problems in Statistics Vol II. Scientific Book Agency, 1966.
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