APA (7th ed.) Citation

Gu, R. Optical Access Network Evolution Trends：Software Defined Optical Access Network. Beijing Xintong Media Co., Ltd.

Chicago Style (17th ed.) Citation

Gu, Rentao. Optical Access Network Evolution Trends：Software Defined Optical Access Network. Beijing Xintong Media Co., Ltd.

MLA (9th ed.) Citation

Gu, Rentao. Optical Access Network Evolution Trends：Software Defined Optical Access Network. Beijing Xintong Media Co., Ltd.

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