| Other Title | Is he a girl? / |
| GMD | Book |
| Language | E |
| Corporate Author | Sullivan, Barbara |
| Classification | F SAC |
| Publisher | Random House Children's Books, New York, 1993 |
| Subject | Identity -- FictionSchools -- FictionSex role -- FictionFiction |
| Topic | Identity -- FictionSchools -- FictionSex role -- FictionFiction |
| Series | Marvin Redpost series #3 |
| Description | 69 p.;ill.;20 cm.; |
| ISBN | 0679819487 |