APA (7th ed.) Citation

Hallwag AG. (1975). España, Portugal: Spain. Espagne. Spanien (Ausg. 1975.). [publisher not identified].

Chicago Style (17th ed.) Citation

Hallwag AG. España, Portugal: Spain. Espagne. Spanien. Ausg. 1975. Bern: [publisher not identified], 1975.

MLA (9th ed.) Citation

Hallwag AG. España, Portugal: Spain. Espagne. Spanien. Ausg. 1975. [publisher not identified], 1975.

Warning: These citations may not always be 100% accurate.