Trendelenburg, C. (1989) From laboratory data processing system to expert-system [cd], Laboratoriumsmedizin. Berlin: Walter de Gruyter. doi:10.1515/labm.1989.13.11.429.
Chicago Manual of Style 17th edition (full note)Trendelenburg, Christian. From laboratory data processing system to expert-system. Cd. Laboratoriumsmedizin. Berlin: Walter de Gruyter, [1989?], Berlin: Walter de Gruyter, [1989?]. https://doi.org/10.1515/labm.1989.13.11.429.
American Psychological Association 7th editionTrendelenburg, C. (ca. 1989). From laboratory data processing system to expert-system [Cd]. In Laboratoriumsmedizin. Walter de Gruyter. https://doi.org/10.1515/labm.1989.13.11.429
Modern Language Association 9th editionTrendelenburg, C. „From laboratory data processing system to expert-system“. Laboratoriumsmedizin, cd, Walter de Gruyter, 1989, https://doi.org/10.1515/labm.1989.13.11.429.
ISO-690 (author-date, Deutsch)TRENDELENBURG, Christian, 1989. From laboratory data processing system to expert-system. Berlin: Walter de Gruyter