ROY SUMITA, V. T. (2012). TEXTBOOK ON FAMILY APPROACH IN EXTENSION PROGRAMME MANAGEMENT. ICAR, NEW DELHI.
Chicago-viite (17. p.)ROY SUMITA, VERMA TEJ. TEXTBOOK ON FAMILY APPROACH IN EXTENSION PROGRAMME MANAGEMENT. ICAR, NEW DELHI, 2012.
MLA-viite (9. p.)ROY SUMITA, VERMA TEJ. TEXTBOOK ON FAMILY APPROACH IN EXTENSION PROGRAMME MANAGEMENT. ICAR, NEW DELHI, 2012.
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