Symposium on the Weathering of Wood Ludwigsburg, G., & International Council of Monuments and Sites. Colloque sur l'altération du bois =: Symposium on the weathering of wood : Ludwigsburg, Allemagne, 8-11.VI.1969.
استشهاد بنمط شيكاغوSymposium on the Weathering of Wood Ludwigsburg, Germany),, و International Council of Monuments and Sites. Colloque Sur L'altération Du Bois =: Symposium On the Weathering of Wood : Ludwigsburg, Allemagne, 8-11.VI.1969.
MLA استشهادSymposium on the Weathering of Wood Ludwigsburg, Germany),, و International Council of Monuments and Sites. Colloque Sur L'altération Du Bois =: Symposium On the Weathering of Wood : Ludwigsburg, Allemagne, 8-11.VI.1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.