Cita APA (7th ed.)
Straus, J., Kaufman, L., & Stern, T. (2014). The blue book of grammar and punctuation: An easy-to-use guide with clear rules, real-world examples, and reproducible quizzes (Eleventh edition.). Jossey-Bass.
Cita Chicago (17th ed.)
Straus, Jane, Lester Kaufman, i Tom Stern. The Blue Book of Grammar and Punctuation: An Easy-to-use Guide with Clear Rules, Real-world Examples, and Reproducible Quizzes. Eleventh edition. San Francisco, California: Jossey-Bass, 2014.
Cita MLA (9th ed.)
Straus, Jane, et al. The Blue Book of Grammar and Punctuation: An Easy-to-use Guide with Clear Rules, Real-world Examples, and Reproducible Quizzes. Eleventh edition. Jossey-Bass, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.