توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Bishop, D., Adams, C., & Norbury, C. (2006). Distinct genetic influences on grammar and phonological short-term memory deficits: Evidence from 6-year-old twins.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Bishop, D., C. Adams, و C. Norbury. Distinct Genetic Influences on Grammar and Phonological Short-term Memory Deficits: Evidence from 6-year-old Twins. 2006.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Bishop, D., et al. Distinct Genetic Influences on Grammar and Phonological Short-term Memory Deficits: Evidence from 6-year-old Twins. 2006.