APA (7th ed.) Citation

Nelson, K. Y. (1991). The little DOS 5 book. Peachpit Press.

Chicago Style (17th ed.) Citation

Nelson, Kay Yarborough. The Little DOS 5 Book. Berkeley: Peachpit Press, 1991.

MLA (9th ed.) Citation

Nelson, Kay Yarborough. The Little DOS 5 Book. Peachpit Press, 1991.