Janitor-custodian
Subtitle: the complete study guide for scoring high
By: by the Arco editorial board.
Edition: [4th ed.]
Series: Arco civil service test tutor
Published: 1967
Place of publication: New York
Language: eng
Subjects: Janitors -- Examinations, questions, etc.; Civil service -- United States -- Examinations.
Notes: Sixth ed. (c1976) published under title: Building custodian.