Standard-gramatike del international auksiliari lingue
Subtitle: sub le nom INTAL
By: kompilat par Erich Weferling
Edition: 10. meliorat ed.
Publisher: Weferling
Published: 1976
Place of publication: Braunschweig
Language: ina
Number of pages: 38
Subjects: International auxiliari linguo (Artificial language)
Notes: Titles of different editions vary slightly owing to spelling changes in the language.

Bibliography: p. 32.