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Numeric and chronological information (designation and value) can be acquired from different sources and joined or pieced together to construct a complete (362) and (588) statement.
CONSER catalogers generally prefer a source with the most complete presentation of the numbering (any sequence of sequence of numerals, letters, and/or dates) provided it appears prominently or is stated formally. The lack of completeness in source of numbering information sometimes complicates the source identified in the Description based on not.
Cover (Source of title proper) has: November/December 2013; table of contents has: Volume 4, Number 6 (November/December 2013)
Record 588 as:
588 0# Vol. 4, no. 6 (November/December 2013); title from cover.