APA-viite (7. p.)

Worldwatch Institute & Brown, L. R. (1993). State of the world, 1993: A Worldwatch Institute report on progress toward a sustainable society. Norton.

Chicago-viite (17. p.)

Worldwatch Institute ja Lester Russell Brown. State of the World, 1993: A Worldwatch Institute Report on Progress Toward a Sustainable Society. New York: Norton, 1993.

MLA-viite (8. p.)

Worldwatch Institute ja Lester Russell Brown. State of the World, 1993: A Worldwatch Institute Report on Progress Toward a Sustainable Society. Norton, 1993.