APA (7th ed.) Citation

Hydrologic Engineering Center. (1991). HEC 2: Water surface profiles : user's manual. Hydrologic Engineering Center.

Chicago Style (17th ed.) Citation

Hydrologic Engineering Center. HEC 2: Water Surface Profiles : User's Manual. Davis, CA: Hydrologic Engineering Center, 1991.

MLA (9th ed.) Citation

Hydrologic Engineering Center. HEC 2: Water Surface Profiles : User's Manual. Hydrologic Engineering Center, 1991.

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