Robert Burns, P. A. N., Robert Eldridge Aris WILLMOTT (1866). “The Poetical Works of Robert Burns. Edited by the Rev. Robert Aris Willmott. New Edition. With Numerous Additions. [The Preface Signed: P. A. N.]”, p.37
Robert Burns, Adolphus Wagner (1835). “The Works ; With Selected Notes ; A Biographical and Critical Introducion, and a Comparative Etymological Glossary to the Poet ; Complete in One Volume”, p.55