Παραπομπή APA

Ejiogu, L. O. (1983). Effective structured programming. Petrocelli books.

Παραπομπή Chicago Style

Ejiogu, Lem O. Effective Structured Programming. New York: Petrocelli books, 1983.

Παραπομπή MLA

Ejiogu, Lem O. Effective Structured Programming. Petrocelli books, 1983.