1989 · ソースブック（プレイを拡張するルール／オプション）
Tobin's Spirit Guide
A reference supplement for the Ghostbusters International roleplaying game, presented as a reprinted guide to supernatural encounters. It catalogs sites, sightings, case histories, and essays on the nature of spirits, with advice for guarding against, warding off, and defeating numerous apparitions and spectral threats. The book includes an introduction by Dr. Raymond Stantz, an index of spooks and specters, original woodcut illustrations, and updated statistics for ghosts and hauntings used in play.
- プレイ人数
- 0
ポイント制（ポイントを割り振ってスキルや能力を得る）属性／ステータス制（STR、CON、PERなど）ダイス（主にd6）
ゲーム情報（人数、プレイ時間、対象年齢、クレジット）の出典：BoardGameGeek。