Cita APA (7a ed.)

(19). Occasional papers in geography. Institute for Urban Studies, Univ. of Maryland.

Cita Chicago Style (17a ed.)

Occasional Papers in Geography. College Park: Institute for Urban Studies, Univ. of Maryland, 19.

Cita MLA (9a ed.)

Occasional Papers in Geography. Institute for Urban Studies, Univ. of Maryland, 19.