Gaya APA

LAMBERTS, R, D., HESTON, A, W. (1971). THE ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE (Ed.3). COLUMBIA: COLUMBIA UNIVERSITY PRESS.

Gaya MLA

LAMBERTS, RICHARD, D.., HESTON, ALAN, W.. "THE ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE". Ed.3 COLUMBIA: COLUMBIA UNIVERSITY PRESS, 1971. Text.