Cita APA (7a ed.)

Laufer, H. B. (1971). Normal two-Dimensional singularities (1a ed.). Princeton University Press.

Cita Chicago Style (17a ed.)

Laufer, Henry B. Normal Two-Dimensional Singularities. 1a ed. New Jersey: Princeton University Press, 1971.

Cita MLA (9a ed.)

Laufer, Henry B. Normal Two-Dimensional Singularities. 1a ed. Princeton University Press, 1971.