Campoverde Campoverde, M. Y. English grammar in context: Selected material for students in the eighth year of basic education at fray Vicente Solano high school.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Campoverde Campoverde, Martha Yolanda. English Grammar in Context: Selected Material for Students in the Eighth Year of Basic Education at Fray Vicente Solano High School.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Campoverde Campoverde, Martha Yolanda. English Grammar in Context: Selected Material for Students in the Eighth Year of Basic Education at Fray Vicente Solano High School.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.