ISBN 0-275-95950-3* National Coalition for the Homeless, "American Nightmare: A Decade of Homelessness in the United States", December 1989*Nieto G., Gittelman M., Abad A.
ISBN 0-275-95950-3* National Coalition for the Homeless, "American Nightmare: A Decade of Homelessness in the United States", December 1989*Nieto G., Gittelman M., Abad A.