https://www.google.ro/search?q=copaci&espv=210&es_sm=93&source=lnms&tbm=isch&sa=X&ei=q1DAUq_kA-isyAPezoDwBA&ved=0CAkQ_AUoAQ&biw=1366&bih=666#es_sm=93&espv=210&q=copaci%20in%20creion&revid=1304882795&tbm=isch&facrc=_&imgdii=8zSdovhHMpGlQM%3A%3BfnVd_uA5vO9-XM%3B8zSdovhHMpGlQM%3A&imgrc=8zSdovhHMpGlQM%3A%3BG4SYLXIFkTxhkM%3Bhttp%253A%252F%252F4.bp.blogspot.com%252F_R2ts9-rfkIU%252FSwzldkZnUZI%252FAAAAAAAAAlQ%252FHwfALOTvOC4%252Fs320%252FG83.jpg%3Bhttp%253A%252F%252Fdesenegratuite.blogspot.com%252F2009_11_03_archive.html%3B304%3B320

https://www.google.ro/search?q=copaci&espv=210&es_sm=93&source=lnms&tbm=isch&sa=X&ei=q1DAUq_kA-isyAPezoDwBA&ved=0CAkQ_AUoAQ&biw=1366&bih=666#es_sm=93&espv=210&q=copaci%20in%20creion&revid=1304882795&tbm=isch&facrc=_&imgdii=8zSdovhHMpGlQM%3A%3BfnVd_uA5vO9-XM%3B8zSdovhHMpGlQM%3A&imgrc=8zSdovhHMpGlQM%3A%3BG4SYLXIFkTxhkM%3Bhttp%253A%252F%252F4.bp.blogspot.com%252F_R2ts9-rfkIU%252FSwzldkZnUZI%252FAAAAAAAAAlQ%252FHwfALOTvOC4%252Fs320%252FG83.jpg%3Bhttp%253A%252F%252Fdesenegratuite.blogspot.com%252F2009_11_03_archive.html%3B304%3B320

https://www.google.ro/search?q=tutorial+copaci+arhitectura&espv=210&es_sm=93&biw=1366&bih=666&source=lnms&sa=X&ei=_knAUqCQLsnbtAantIHQDQ&ved=0CAgQ_AUoAA

http://arhimania.ro/tutoriale/tutoriale-desen/8535/cum-se-deseneaza-copacii-in-arhitectura-tutoriale-desen/

http://arhimania.ro/wp-content/uploads/1/oameni-si-anturaje-in-arhitectura.jpg

http://arhimania.ro/wp-content/uploads/1/oameni-si-anturaje-in-arhitectura.jpg