APA সাইটেশন

(1985). Years of Challenge: Selected speeches of Indira Gandhi( August1969 to 1972). Ministry of Information and broadcasting.

শিকাগো স্টাইলে সাইটেশন

Years of Challenge: Selected Speeches of Indira Gandhi( August1969 to 1972). New Delhi: Ministry of Information and broadcasting, 1985.

এমএলএ সাইটেশন

Years of Challenge: Selected Speeches of Indira Gandhi( August1969 to 1972). Ministry of Information and broadcasting, 1985.