Citazione Stile APA (7a Edizione)

SIEGEL JACOB S. & SWANSON DAVID A. (2016). THE METHODS AND MATERIALS OF DEMOGRAPHY (2nd. ed.). ANGEL LIBRARY.

Citazione stile Chigago Style (17a edizione)

SIEGEL JACOB S. e SWANSON DAVID A. THE METHODS AND MATERIALS OF DEMOGRAPHY. 2nd. ed. Boston: ANGEL LIBRARY, 2016.

Citatione MLA (9a ed.)

SIEGEL JACOB S. e SWANSON DAVID A. THE METHODS AND MATERIALS OF DEMOGRAPHY. 2nd. ed. ANGEL LIBRARY, 2016.