APA-viite (7. p.)

SPINETTO RICHERD D. (1991). LOTUS 1-2-3 WORK BOOK LEARN BY DOING IBM PC VERSION. GALGOTIA PUBLICATIONS.

Chicago-viite (17. p.)

SPINETTO RICHERD D. LOTUS 1-2-3 WORK BOOK LEARN BY DOING IBM PC VERSION. NEW DELHI: GALGOTIA PUBLICATIONS, 1991.

MLA-viite (9. p.)

SPINETTO RICHERD D. LOTUS 1-2-3 WORK BOOK LEARN BY DOING IBM PC VERSION. GALGOTIA PUBLICATIONS, 1991.