APA (7th ed.) Citation

WILSON, E. L. (1989). SAP90: A series of computer programs for the static and dynamic finite element analysis of structures user's manual. Computers & Structures.

Chicago Style (17th ed.) Citation

WILSON, Edward L. SAP90: A Series of Computer Programs for the Static and Dynamic Finite Element Analysis of Structures User's Manual. Computers & Structures, 1989.

MLA (8th ed.) Citation

WILSON, Edward L. SAP90: A Series of Computer Programs for the Static and Dynamic Finite Element Analysis of Structures User's Manual. Computers & Structures, 1989.

Warning: These citations may not always be 100% accurate.