APA (7th ed.) Citation

Weller, W. J. (1975). Assembly level programming for small computers. Lexington Books.

Chicago Style (17th ed.) Citation

Weller, Walter J. Assembly Level Programming for Small Computers. Lexington, Mass. (u.a.): Lexington Books, 1975.

MLA (9th ed.) Citation

Weller, Walter J. Assembly Level Programming for Small Computers. Lexington Books, 1975.