While photography per se is only a peripheral part of this work, the principles and ideas discussed by Coles apply as much to documentary photography as they do to any other type of documentary fieldwork.

• 尽管摄影只是该作品的次要部分，但寇尔兹所讨论的原理与想法，对于纪实摄影以及其他类型纪实性领域来说一样适用。