APA
Osborne A. &. B. D., . (1977). An introduction to microcomputers. Fong & sons Printers Pte Lmd, Singapore: .
Chicago
Osborne Adam & Bunnell David, . 1977. An introduction to microcomputers. Fong & sons Printers Pte Lmd, Singapore: .
Harvard
Osborne A. &. B. D., . (1977). An introduction to microcomputers. Fong & sons Printers Pte Lmd, Singapore: .
MLA
Osborne Adam & Bunnell David, . An introduction to microcomputers. Fong & sons Printers Pte Lmd, Singapore: . 1977.