Παραπομπή APA

Whittaker, E. T., Whittaker, E., & Watson, G. N. (1989). A course of modern analysis. Universal book stall.

Παραπομπή Chicago Style

Whittaker, E. T., E.T Whittaker, και G. N. Watson. A Course of Modern Analysis. New Delhi: Universal book stall, 1989.

Παραπομπή MLA

Whittaker, E. T., et al. A Course of Modern Analysis. Universal book stall, 1989.