Cita APA (7th ed.)

Johansen, P. (1972). An algebraic normal form for regular events. Polyteknisk Forlag.

Cita Chicago (17th ed.)

Johansen, Peter. An Algebraic Normal Form for Regular Events. Lyngby: Polyteknisk Forlag, 1972.

Cita MLA (9th ed.)

Johansen, Peter. An Algebraic Normal Form for Regular Events. Polyteknisk Forlag, 1972.