Sap laksut phasa Thai naktham lae thammasuksa chan tri.
APA Citation
Pl̄æk Sonthirak. (1960). Sap laksut phasa Thai naktham lae thammasuksa chan tri. Phra Nakhon : Mahachulalongkon ratchawitthiyalai.
MLA Citation
Pl̄æk Sonthirak. Sap Laksut Phasa Thai Naktham Lae Thammasuksa Chan Tri. Phra Nakhon : Mahachulalongkon ratchawitthiyalai, 1960.
Warning: These citations may not always be complete (especially for serials).