Information storage medium, reproducing method, and recording method

A non-transitory machine readable information storage medium for storing data reproducible by a recording or reproducing apparatus,

• the non-transitory machine readable information storage medium comprising:
• a control area, said control area being configured to store, within a data structure, information usable by said recording or reproducing apparatus to record or reproduce the data on or from the non-transitory machine readable information storage medium, the data structure being configured to store
• a version corresponding to a specification,
• a revision number of recording speed, and
• an extended part version field, wherein
• the data structure is configured to store a maximum transfer rate,
• the data structure is configured to store information relating to recording power corresponding to the recording speed,
• the data structure is configured to store information specifying single layer or dual layer or another,
• the control area includes data ID,
• the data ID is configured to specify an area type corresponding to a lead-in area or another area,
• the lead-in area includes the control area, and
• the data ID includes a layer number.