21: Handbook Last updated Save as PDF Page ID 142757 OpenStax OpenStax Outline 21.1: Mechanics 21.2: Quotations 21.3: Index and Guide to Documentation 21.4: MLA Documentation and Format 21.5: APA Documentation and Format 21.6: Further Reading 21.7: Works Cited 21.8: Introduction 21.9: Paragraphs and Transitions 21.10: Clear and Effective Sentences 21.11: Sentence Errors 21.12: Words and Language 21.13: Point of View 21.14: Verbs 21.15: Pronouns 21.16: Punctuation