Cita APA (7th ed.)

Bloom, M. (1993). Single-system designs in the social services: Issues and options for the 1990s. Haworth Press.

Cita Chicago (17th ed.)

Bloom, Martin. Single-system Designs in the Social Services: Issues and Options for the 1990s. New York: Haworth Press, 1993.

Cita MLA (9th ed.)

Bloom, Martin. Single-system Designs in the Social Services: Issues and Options for the 1990s. Haworth Press, 1993.