APA (7th ed.) Citation

DAMDI Publishing House & Na, J. (2018). Architectural element: Stairs. DAMDI Publishing House.

Chicago Style (17th ed.) Citation

DAMDI Publishing House and Jinyoun Na. Architectural Element: Stairs. Seoul: DAMDI Publishing House, 2018.

MLA (9th ed.) Citation

DAMDI Publishing House and Jinyoun Na. Architectural Element: Stairs. DAMDI Publishing House, 2018.

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