Стиль цитування APA (7-ме видання)

Ahvenainen, J. (2011). The history of the Near Eastern telegraphs: Before the First World War. Finnish Academy of Science and Letters.

Чикаго стиль цитування (17-те видання)

Ahvenainen, Jorma. The History of the Near Eastern Telegraphs: Before the First World War. Helsinki: Finnish Academy of Science and Letters, 2011.

Стиль цитування MLA (9-ме видання)

Ahvenainen, Jorma. The History of the Near Eastern Telegraphs: Before the First World War. Finnish Academy of Science and Letters, 2011.