(1964). Methods of determining pupil readiness for specific units of instruction presented through simulated environment media [by] Russell A. Plumpton.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Methods of Determining Pupil Readiness for Specific Units of Instruction Presented Through Simulated Environment Media [by] Russell A. Plumpton. 1964.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Methods of Determining Pupil Readiness for Specific Units of Instruction Presented Through Simulated Environment Media [by] Russell A. Plumpton. 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.