Cita APA (7th ed.)

(1985). How to write a really good user's manual / Emanuel Katzin.

Cita Chicago (17th ed.)

How to Write a Really Good User's Manual / Emanuel Katzin. 1985.

Cita MLA (9th ed.)

How to Write a Really Good User's Manual / Emanuel Katzin. 1985.

Atenció: Aquestes cites poden no estar 100% correctes.