APA-referens (7:e uppl.)

PAL SAT. (1984). TEXT BOOK OF TWO DIMENSIONAL GEOMETRY. WILEY EASTERN LTD.

Chicago-referens (17:e uppl.)

PAL SAT. TEXT BOOK OF TWO DIMENSIONAL GEOMETRY. NEW DELHI: WILEY EASTERN LTD, 1984.

MLA-referens (9:e uppl.)

PAL SAT. TEXT BOOK OF TWO DIMENSIONAL GEOMETRY. WILEY EASTERN LTD, 1984.