APA (7th ed.) Citation

启功，秦永龙著. (2017). 书法常识. 中华书局.

Chicago Style (17th ed.) Citation

启功，秦永龙著. 书法常识. 中华书局, 2017.

MLA (8th ed.) Citation

启功，秦永龙著. 书法常识. 中华书局, 2017.

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