Gaya APA

University, F, O, E, S, T, O. (1973). Methods of Educational Enquiry: Block 3: Data Collection . Milton Keynes: The Open University Press.

Gaya MLA

University, Faculty, Of, Educational, Studies,, The, Open. "Methods of Educational Enquiry: Block 3: Data Collection". Milton Keynes: The Open University Press, 1973. Art Original.