http://www.issia.cnr.it/ http://www.ba.iac.cnr.it/wp/ https://ntnucamp.sce.ntnu.edu.tw/ http://leda.elfak.ni.ac.rs/

Gaya APA

Flavel, J. (2023). Keeping the Heart : How to Maintain your love for God (First Edition). Ross-shire, United Kingdom: Christian Focus Publications.

Gaya MLA

Flavel, John. "Keeping the Heart : How to Maintain your love for God". First Edition Ross-shire, United Kingdom: Christian Focus Publications, 2023. Academic.