| ISBN: | 0195039777 (alk. paper) |
|---|---|
| ISBN: | 0195039785 (pbk.) |
| 个人名称: | Sommer, Robert. |
| 题名: | A practical guide to behavioral research : tools and techniques / Robert Sommer and Barbara B. Sommer. |
| 版本说明: | 2nd ed. |
| 索书号: | C3/S697E |
| 出版发行项: | New York : Oxford University Press, 1986. |
| 载体形态: | viii, 297 p. : ill. ; 25 cm. |
| 书目附注: | Includes bibliographies and indexes. |