पुस्तक, अभिलेख, पढ़ना, किताबों का ढेर, कक्षा, क्लिप आर्ट, चित्रण, कार्टून, पाठ्य - सामग्री, सामग्री, स्कूल
Public Domain
प्रासंगिक तस्वीरें
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