Petavel , J. W. (1921). Non co- operation and the bread problem : the first lecture of a series delivers to Calcutta: Calcutta University. Calcutta univ. pr.
Цитирование в стиле Чикаго (17-е изд.)Petavel , J W. Non Co- Operation and the Bread Problem : The First Lecture of a Series Delivers to Calcutta: Calcutta University. Calcutta: Calcutta univ. pr, 1921.
Цитирование MLA (9-е изд.)Petavel , J W. Non Co- Operation and the Bread Problem : The First Lecture of a Series Delivers to Calcutta: Calcutta University. Calcutta univ. pr, 1921.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.