השביעיה הסודית בהרפתקה
Contributors: Karmeli, Avner; Brook, George
Series: Sheviʻiyah ha-sodit -- 2
Publisher: מ. מזרחי
Published: 198u
Place of publication: תל־אביב
Language: heb
Number of pages: 108
Other titles: ha-Sheviʻiyah ha-sodit be-harpatḳah
Work titles: Secret Seven adventure