Citazione APA

SpringerLink (Online service), Papantonopoulos, L., Siopsis, G., Tsamis, N., & Calcagni, G. (2013). Quantum Gravity and Quantum Cosmology. Springer Berlin Heidelberg Imprint Springer.

Stile di citazione Chicago

SpringerLink (Online service), Lefteris Papantonopoulos, George Siopsis, Nikos Tsamis, e Gianluca Calcagni. Quantum Gravity and Quantum Cosmology. Berlin Heidelberg: Springer Berlin Heidelberg Imprint Springer, 2013.

Citazione MLA

SpringerLink (Online service), et al. Quantum Gravity and Quantum Cosmology. Springer Berlin Heidelberg Imprint Springer, 2013.