APA (7th ed.) Citation

Swarztrauber, P., & Sweet, R. (1975). Efficient FORTRAN subprograms for the solution of elliptic partial differential equations. National Center for Atmospheric Research.

Chicago Style (17th ed.) Citation

Swarztrauber, Paul, and Roland Sweet. Efficient FORTRAN Subprograms for the Solution of Elliptic Partial Differential Equations. Boulder, Colorado: National Center for Atmospheric Research, 1975.

MLA (9th ed.) Citation

Swarztrauber, Paul, and Roland Sweet. Efficient FORTRAN Subprograms for the Solution of Elliptic Partial Differential Equations. National Center for Atmospheric Research, 1975.