APA (7th ed.) Citation

Seibel, W., & Anheier, H. K. (1990). The third sector: Comparative studies of nonprofit organizations. Gruyter.

Chicago Style (17th ed.) Citation

Seibel, Wolfgang, and Helmut K. Anheier. The Third Sector: Comparative Studies of Nonprofit Organizations. Berlin [etc.]: Gruyter, 1990.

MLA (9th ed.) Citation

Seibel, Wolfgang, and Helmut K. Anheier. The Third Sector: Comparative Studies of Nonprofit Organizations. Gruyter, 1990.