Warburton, A. O. (1967). Basic music knowledge: A text book which can be flexibly adapted to meet the requirements of various examinations. Longmans.
Chicago-viite (17. p.)Warburton, Annie Osborne. Basic Music Knowledge: A Text Book Which Can Be Flexibly Adapted to Meet the Requirements of Various Examinations. London: Longmans, 1967.
MLA-viite (9. p.)Warburton, Annie Osborne. Basic Music Knowledge: A Text Book Which Can Be Flexibly Adapted to Meet the Requirements of Various Examinations. Longmans, 1967.
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