Cita APA (7a ed.)

Frankiewicz, R., & Zbierski, P. (1994). Hausdorff gaps and limits. North-Holland.

Cita Chicago Style (17a ed.)

Frankiewicz, Ryszard, y Pawel Zbierski. Hausdorff Gaps and Limits. Amsterdam [etc.]: North-Holland, 1994.

Cita MLA (9a ed.)

Frankiewicz, Ryszard, y Pawel Zbierski. Hausdorff Gaps and Limits. North-Holland, 1994.