APA Citation

Forster, W. Biologie der schmetterlinge. Stuttgart: Franckh'sche.

Chicago Style Citation

Forster, Walter. Biologie Der Schmetterlinge. Stuttgart: Franckh'sche.

MLA Citation

Forster, Walter. Biologie Der Schmetterlinge. Stuttgart: Franckh'sche.

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