Cita APA (7a ed.)

Daultrey, S. (1976). Principal components analysis. Geo Abstracts.

Cita Chicago Style (17a ed.)

Daultrey, Stu. Principal Components Analysis. Norwich: Geo Abstracts, 1976.

Cita MLA (9a ed.)

Daultrey, Stu. Principal Components Analysis. Geo Abstracts, 1976.