Landscape survey comes in many forms, however, a useful starting point is Mark Bowden’s book, Unravelling the Landscape. It explores the numerous techniques used by archaeologists and landscape surveyors, and provides a detailed overview of these different approaches and techniques. 

Historic England (formerly part of English Heritage) have produced the following technical guidance:

The RCAHMS in Scotland have produced additional guidance as part of the Scotland’s Rural Past project.

The Chartered Institute for Archaeologists has prepared Standards and Guidance for Archaeological Field Evaluation which is also applicable to landscape survey.