MA, BUNSENGRITHY. Process of small-scale yogurt production, ដំណើរការផលិតកម្មទឹកដោះគោជូរខ្នាតតូច - Phnom Penh RUA 2005 - x, 54. ill. 29cm. Dewey Class. No.: AGI MA 2005 B275 Or.1