Παραπομπή APA

Aastha sharma. (2014). Basic digital system: Discovery the internet. Centrum Press.

Παραπομπή Chicago Style

Aastha sharma. Basic Digital System: Discovery the Internet. New delhi: Centrum Press, 2014.

Παραπομπή MLA

Aastha sharma. Basic Digital System: Discovery the Internet. Centrum Press, 2014.