Benjawan Phetsuksiri. 1995. Pharmacokinetic study of intramammary ampicillin and cloxacillin in dairy cows and detection of their residues in milk. Bangkok:Mahidol University;
Benjawan Phetsuksiri. (1995) Pharmacokinetic study of intramammary ampicillin and cloxacillin in dairy cows and detection of their residues in milk (รายงานผลงานวิจัย). Mahidol University:Bangkok.
Benjawan Phetsuksiri. Pharmacokinetic study of intramammary ampicillin and cloxacillin in dairy cows and detection of their residues in milk. Bangkok:Mahidol University, 1995.
Benjawan Phetsuksiri. (1995) Pharmacokinetic study of intramammary ampicillin and cloxacillin in dairy cows and detection of their residues in milk (รายงานผลงานวิจัย). Mahidol University:Bangkok.