Pemberton, J. E. (1969). How to find out in mathematics: :a guide to sources of information. Pergamon press.
استشهاد بنمط شيكاغوPemberton, John E. How to Find Out in Mathematics: :a Guide to Sources of Information. Oxford: Pergamon press, 1969.
MLA استشهادPemberton, John E. How to Find Out in Mathematics: :a Guide to Sources of Information. Pergamon press, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.