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The WordPerfect book |
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| APA | (1990). The WordPerfect book , Blue Ridge Summit, Pa.: Windcrest. | ||||
| MLA | The WordPerfect book . Blue Ridge Summit, Pa.: Windcrest, 1990. | ||||
| Harvard | 1990. The WordPerfect book . Windcrest, | ||||
| Chicago | The WordPerfect book . Windcrest, 1990. | ||||