Cita APA (7a ed.)

Kjaer-Hansen, M. (1965). Cost problems in modern marketing. E. Harcks.

Cita Chicago Style (17a ed.)

Kjaer-Hansen, Max. Cost Problems in Modern Marketing. Kobenhavn: E. Harcks, 1965.

Cita MLA (9a ed.)

Kjaer-Hansen, Max. Cost Problems in Modern Marketing. E. Harcks, 1965.