Knuth,Donald Ervin, & Bhatt,P.C.P. (1973). Fundamental algorithms (Second ed.). Addison-Wesley ; Narosa Publisher.

Knuth,Donald Ervin, and Bhatt,P.C.P. Fundamental Algorithms. Second ed. Upper Saddle, N.J : New Delhi: Addison-Wesley ; Narosa Publisher, 1973.

Knuth,Donald Ervin, and Bhatt,P.C.P. Fundamental Algorithms. Second ed. Addison-Wesley ; Narosa Publisher, 1973.