Professional Book Publishers. (2019). Copyright Act 1957 along with Copyright Rules, 2013 & International Copyright Order, 1999. Professional Book Publishers.
Чикаго стиль цитування (17-те видання)Professional Book Publishers. Copyright Act 1957 Along with Copyright Rules, 2013 & International Copyright Order, 1999. Delhi: Professional Book Publishers, 2019.
Стиль цитування MLA (9-ме видання)Professional Book Publishers. Copyright Act 1957 Along with Copyright Rules, 2013 & International Copyright Order, 1999. Professional Book Publishers, 2019.
Попередження: стилі цитування не завжди правильні на всі 100%.