Стиль цитування APA (7-ме видання)

JONATHAN, G. (2015). History beckons: A collection of speeches, volume II. Office of the Special Adviser to the President on Research, Documentation.

Чикаго стиль цитування (17-те видання)

JONATHAN, Goodluck. History Beckons: A Collection of Speeches, Volume II. Office of the Special Adviser to the President on Research, Documentation, 2015.

Стиль цитування MLA (9-ме видання)

JONATHAN, Goodluck. History Beckons: A Collection of Speeches, Volume II. Office of the Special Adviser to the President on Research, Documentation, 2015.