Citazione Stile APA (7a Edizione)

Longley. (2013). An Absence of Competition (1.). Springer New York.

Citazione stile Chigago Style (17a edizione)

Longley. An Absence of Competition. 1. Springer New York, 2013.

Citatione MLA (8a ed.)

Longley. An Absence of Competition. 1. Springer New York, 2013.