Phrarātchadamrat, phrarātchathān k̄æ khana bukkhon tāng tāng nai ̀ōkāt wan Chal̄œm Phrachonphansā, WanČhan thī 4 Thanwākhom 2532 = Royal speech, given to the audience of well-wishers on the occasion of the Royal Birthday Anniversary, on Monday, 4 December 1989 - Bhumibol Adulyadej, King of Thailand, 1927- (Khana Kammakān Prachāsamphan Singw̄ætl̨ōm, 1990)