APA (7 ম সংস্করণ) উদ্ধৃতি

Schmidt, K. E. A. (1858). Quid sit quod vulgo dicitur, duas causas lucrativas in eundem hominem et eandem rem concurrere non posse. Friedrich-Wilhelms-Universität Berlin.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Schmidt, Karl Ernst August. Quid Sit Quod Vulgo Dicitur, Duas Causas Lucrativas in Eundem Hominem Et Eandem Rem Concurrere Non Posse. Germany: Friedrich-Wilhelms-Universität Berlin, 1858.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Schmidt, Karl Ernst August. Quid Sit Quod Vulgo Dicitur, Duas Causas Lucrativas in Eundem Hominem Et Eandem Rem Concurrere Non Posse. Friedrich-Wilhelms-Universität Berlin, 1858.