APA (7th ed.) Citation

Parker, Q. A., & Soker, N. (2019). Asymmetric planetary nebulae VII. MDPI.

Chicago Style (17th ed.) Citation

Parker, Quentin A., and Noam Soker. Asymmetric Planetary Nebulae VII. Basel ; Beijing ; Wuhan ; Barcelona ; Belgrade: MDPI, 2019.

MLA (9th ed.) Citation

Parker, Quentin A., and Noam Soker. Asymmetric Planetary Nebulae VII. MDPI, 2019.