Colquhoun, E. M. C. (1976). Two on their travels [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-Zitierstil (17. Ausg.)Colquhoun, Ethel Maud Cookson. Two on Their Travels [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
MLA-Zitierstil (9. Ausg.)Colquhoun, Ethel Maud Cookson. Two on Their Travels [microform]. Photoduplication Service. University of the Philippines Library, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.