Cita APA (7a ed.)

Rasmussen, K., Nielsen, J., & Dahl, G. (1982). The prevalence of chromosome abnormalities among mentally retarded persons in a geographically delimited area of Denmark. [s.n.].

Cita Chicago Style (17a ed.)

Rasmussen, K., J. Nielsen, y G. Dahl. The Prevalence of Chromosome Abnormalities Among Mentally Retarded Persons in a Geographically Delimited Area of Denmark. [S.l.]: [s.n.], 1982.

Cita MLA (9a ed.)

Rasmussen, K., et al. The Prevalence of Chromosome Abnormalities Among Mentally Retarded Persons in a Geographically Delimited Area of Denmark. [s.n.], 1982.