Citazione Stile APA (7a Edizione)

Orme, A. R., Butlin, R. A., & Fahy, G. (1969). A regional geography of Ireland. Browne and Nolan.

Citazione stile Chigago Style (17a edizione)

Orme, A. R., R. A. Butlin, e Gerard Fahy. A Regional Geography of Ireland. Dublin: Browne and Nolan, 1969.

Citatione MLA (9a ed.)

Orme, A. R., et al. A Regional Geography of Ireland. Browne and Nolan, 1969.