APA-viite (7. p.)

Richards, P. J., & Gooneratne, W. (1980). Basic needs, poverty, and government policies in Sri Lanka. International Labour Office.

Chicago-viite (17. p.)

Richards, P. J., ja Wilbert Gooneratne. Basic Needs, Poverty, and Government Policies in Sri Lanka. Geneva: International Labour Office, 1980.

MLA-viite (8. p.)

Richards, P. J., ja Wilbert Gooneratne. Basic Needs, Poverty, and Government Policies in Sri Lanka. International Labour Office, 1980.