APA

Pollio D. E., North C. S., Eyrich K. M., Foster D. A. & Spitznagel E. L. (20060628). A comparison of agency-based and self-report methods of measuring services across an urban environment by a drug-abusing homeless population. : International journal of methods in psychiatric research.

Chicago

Pollio David E, North Carol S, Eyrich Karin M, Foster Douglas A and Spitznagel Elward L. 20060628. A comparison of agency-based and self-report methods of measuring services across an urban environment by a drug-abusing homeless population. : International journal of methods in psychiatric research.

Harvard

Pollio D. E., North C. S., Eyrich K. M., Foster D. A. and Spitznagel E. L. (20060628). A comparison of agency-based and self-report methods of measuring services across an urban environment by a drug-abusing homeless population. : International journal of methods in psychiatric research.

MLA

Pollio David E, North Carol S, Eyrich Karin M, Foster Douglas A and Spitznagel Elward L. A comparison of agency-based and self-report methods of measuring services across an urban environment by a drug-abusing homeless population. : International journal of methods in psychiatric research. 20060628.