Cita APA (7a ed.)

Lekvall, P., & Wahlbin, C. (1973). A study of some assumptions underlying innovation diffusion functions. [s.n.].

Cita Chicago Style (17a ed.)

Lekvall, Per, y Clas Wahlbin. A Study of Some Assumptions Underlying Innovation Diffusion Functions. [S.l.]: [s.n.], 1973.

Cita MLA (9a ed.)

Lekvall, Per, y Clas Wahlbin. A Study of Some Assumptions Underlying Innovation Diffusion Functions. [s.n.], 1973.