四聲等子
By: Zhuan ren bu xiang. Shi yin bian lue / Yang Zhenyi zhu
Edition: Chu ban.
Series: Cong shu ji cheng chu bian -- 1240; Cong shu ji cheng chu bian -- no.1240
Publisher: Shang wu yin shu guan
Published: 1937
Place of publication: Shanghai
Language: chi
Number of pages: 57
Subjects: Chinese language; Phonology
Other titles: Si sheng deng zi; Shi yin bian lue