Suwanto. (1993). A correlative study between creative sentence combining ability and syntactic maturity in free writing in an Indonesian college.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Suwanto. A Correlative Study Between Creative Sentence Combining Ability and Syntactic Maturity in Free Writing in an Indonesian College. 1993.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Suwanto. A Correlative Study Between Creative Sentence Combining Ability and Syntactic Maturity in Free Writing in an Indonesian College. 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.