APA (7th ed.) Citation

Ludwig, G., & Frick, J. (1990). Spermatology: Atlas and Manual. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Ludwig, Gerd, and Julian Frick. Spermatology: Atlas and Manual. Berlin, Heidelberg: Springer Berlin Heidelberg, 1990.

MLA (9th ed.) Citation

Ludwig, Gerd, and Julian Frick. Spermatology: Atlas and Manual. Springer Berlin Heidelberg, 1990.