Patčhai thī pen mūnhēt hai kœ̄t bat sīa nai kānlư̄aktang Samāchik Saphā Phūthǣn Rātsadō̜n Phō̜. Sō̜. 2544
Subtitle: rāingān kānwičhai.
Contributors: Thailand. Samnakngān Khana Kammakān Kānlư̄aktang. Samnak Nayōbāi læ Phǣn.
Edition: Phim khrang thī 1.
Publisher: Samnak Nayōbāi læ Phǣn, Samnakngān Khana Kammakān Kānlư̄aktang
Published: 2002
Place of publication: Kō̜thō̜mō̜. [i.e. Krung Thēp Mahā Nakhō̜n]
Language: tha
Number of pages: 163
Description: Research report on the factors contributing to invalid ballots for the election of members of the House of Representatives in 2001 in Thailand.
Notes: Includes bibliographical references (p. [149]-152).

In Thai, with summary in English.